Tennis Necklace Lab Diamond: A Buyer's Guide

We all dream of finding that one perfect necklace—the one that goes with everything from a simple t-shirt to a black-tie gown. It’s the piece you reach for constantly because it always feels right. For years, the diamond tennis necklace has been that ultimate versatile accessory, but it often felt reserved for only the most special occasions. The accessibility of lab-grown diamonds has changed everything. A tennis necklace lab diamond brings this iconic style into the realm of everyday luxury. It’s a stunning, durable, and attainable piece you don’t have to save for a gala. It’s designed to be worn, loved, and layered, making every day feel a little more special.

Key Takeaways

• Embrace Modern Luxury Without Compromise: Lab-grown diamonds are chemically and optically identical to mined diamonds, offering the same stunning brilliance and durability. This means you can invest in a larger or higher-quality piece that aligns with your budget without sacrificing an ounce of beauty.
• Find Your Perfect Fit by Focusing on the Details: Choosing the right necklace comes down to personal style. Consider the 4 Cs (Cut, Color, Clarity, Carat) to determine sparkle, select a metal that complements your other jewelry, and pick a length that suits your wardrobe to find a piece you'll truly love to wear.
• Wear Your Values with a Piece That Lasts: A lab-grown diamond offers a transparent and more sustainable origin, giving you peace of mind. Just like their mined counterparts, these diamonds are incredibly durable and will maintain their sparkle for generations with simple, routine care.

What Exactly Is a Lab-Grown Diamond Tennis Necklace?

You’ve probably seen a tennis necklace before—that iconic, unbroken line of sparkling diamonds that drapes so elegantly around the neck. It’s a timeless classic for a reason. A lab-grown diamond tennis necklace is that same stunning piece of jewelry, but with a modern story. Instead of being pulled from the earth, its diamonds are created in a controlled laboratory setting.

This makes it a fantastic choice for anyone who loves the brilliance of a diamond but is also mindful of environmental and ethical impact. The result is a breathtaking necklace that’s perfect for any occasion, from a black-tie event to dressing up a simple sweater and jeans. It offers the same fire and sparkle you expect from a diamond because, chemically and visually, it is a diamond. It just has a different origin story, one that combines cutting-edge technology with classic, enduring style.

How Lab-Grown Diamonds Are Made

The idea of creating a diamond in a lab might sound like science fiction, but the process is fascinatingly straightforward. Scientists use advanced technology to replicate the exact high-pressure, high-temperature conditions that form diamonds deep within the Earth. A tiny diamond "seed" is placed in a controlled environment, and over time, carbon atoms crystallize around it, growing it into a beautiful, high-quality gemstone.

Because this process mimics nature, the final product has the same physical, chemical, and optical properties as a mined diamond. You get the same hardness, the same brilliance, and the same sparkle. An expert gemologist can't even tell the difference without specialized equipment. It’s pure, crystallized carbon, just like its mined counterpart.

Lab-Grown vs. Mined: What's the Difference?

When you place a lab-grown and a mined diamond side-by-side, the only real difference is their origin. This different starting point, however, leads to two major benefits for you: cost and conscience. Lab-grown diamonds are typically 30% to 70% less expensive than mined diamonds of the same quality. This means you can often get a larger, higher-quality stone for your budget without sacrificing an ounce of beauty.

Beyond the price tag, lab-grown diamonds offer peace of mind. The creation process sidesteps the environmental and ethical issues often associated with traditional diamond mining. While we adore the history and character found in vintage and estate pieces, choosing a lab-grown diamond is a responsible, modern way to wear this timeless gem.

Why Choose a Lab-Grown Diamond Tennis Necklace?

A diamond tennis necklace is more than just an accessory; it’s a statement piece you’ll treasure for years. It’s a classic that adds effortless elegance to any look, from a simple t-shirt to a formal gown. When you’re ready to make that investment, you’ll find yourself with a key decision: mined or lab-grown diamonds? While both are chemically, physically, and optically identical—even a seasoned gemologist needs special equipment to tell them apart—lab-grown diamonds offer a modern path to luxury that aligns with the values of many discerning buyers. Choosing a lab-grown diamond tennis necklace means you don’t have to compromise on brilliance, quality, or style to get a piece that feels right for you.

The reasons to opt for a lab-grown diamond are compelling and clear. They offer a transparent and ethical origin story, allowing you to wear your necklace with complete peace of mind, knowing exactly where your diamonds came from. Financially, they present exceptional value, making that show-stopping sparkle more attainable without sacrificing an ounce of quality. And for those of us who care deeply about our planet, they represent a more sustainable choice that feels good to wear. It's about finding a piece that not only looks incredible but also reflects your personal values. Let’s explore why so many people are falling in love with the beauty and integrity of lab-grown diamond jewelry.

The Ethical and Sustainable Choice

One of the most powerful reasons to choose a lab-grown diamond is the certainty of its origin. These diamonds are created in highly controlled laboratory settings, which completely removes the ethical concerns tied to traditional diamond mining, such as conflict funding and unfair labor practices. You can be confident that your stunning necklace has a clean history. Producers of lab-grown diamonds create them in an environmentally-friendly setup, giving you a beautiful, high-quality stone you can feel good about wearing. This peace of mind is a luxury in itself, allowing you to focus purely on the joy your jewelry brings.

Exceptional Value and Quality

Lab-grown diamond tennis necklaces offer incredible brilliance without the traditional price tag. Because the creation process is more efficient, lab-grown diamonds can be anywhere from 30% to 70% less expensive than mined diamonds of the same size and quality. This means your budget can go much further, allowing you to select a necklace with larger stones or a more intricate design. But value doesn’t mean a compromise on quality. In fact, because they are grown in a controlled environment, lab diamonds often have exceptional clarity with fewer inclusions and imperfections than their mined counterparts, resulting in a truly dazzling piece.

A More Eco-Friendly Option

If environmental consciousness is important to you, a lab-grown diamond is a natural fit. The process of mining diamonds requires moving enormous amounts of earth and using vast quantities of water, leaving a significant environmental footprint. In contrast, creating a diamond in a lab uses a fraction of the resources and has a much smaller impact on the planet. By choosing a lab-grown diamond, you’re opting for a more sustainable path to luxury. It’s a beautiful, high-quality diamond that is both ethical and costs less than many natural diamonds, making it a choice that reflects a modern, mindful approach to fine jewelry.

How to Choose Your Lab-Grown Diamond Tennis Necklace

This is where the fun really begins—picking out the perfect piece that feels like it was made just for you. Choosing a lab-grown diamond tennis necklace isn't just about finding something beautiful; it's about finding a piece that reflects your personal style and will be a go-to in your collection for years. Think of it as a treasure hunt where the prize is a stunning, sparkling necklace you'll adore. The process involves a few key considerations, from the diamonds themselves to the metal that holds them and the length that best suits you. It might sound like a lot, but breaking it down makes it simple and enjoyable. We'll walk through everything you need to know, so you can feel confident and excited about your choice. Whether you're drawn to a classic, timeless look or something a bit more modern, these tips will help you find a necklace that you'll love to wear for any occasion, from a casual brunch to a black-tie event.

Mastering the 4 Cs: Cut, Clarity, Color, and Carat

When you're looking at diamonds, you'll hear a lot about the "4 Cs": Cut, Clarity, Color, and Carat. These are the universal standards for judging a diamond's quality. The great thing about lab-grown diamonds is that they can have impressive carat weights and excellent color and clarity grades, giving you incredible sparkle. Just like mined diamonds, they often come with diamond grading reports that verify their quality.

• Cut: This is all about how well the diamond's facets interact with light—it's what gives it that brilliant sparkle.
• Clarity: This refers to the absence of inclusions or blemishes.
• Color: This grades the diamond's lack of color, from D (colorless) to Z (light yellow).
• Carat: This is the diamond's weight.

Selecting Your Metal and Setting

The metal you choose for your necklace sets the tone for the entire piece. Do you love the cool, bright look of white gold or platinum? Or do you prefer the warm, classic glow of yellow gold or the romantic touch of rose gold? Each metal offers a different vibe and can complement your skin tone and other jewelry you wear. The setting—how the diamonds are held in place—also plays a big role. A prong setting allows maximum light to enter the diamond for incredible sparkle, while a bezel setting encases the diamond in metal for a sleek, modern look. Think about your personal style and which combination feels most like you.

Finding the Perfect Length and Style

A tennis necklace is iconic for its continuous, unbroken line of diamonds that wraps beautifully around the neck. It’s a breathtaking look that’s both elegant and versatile. When choosing the length, consider where you want the necklace to sit. A shorter length, like 16 inches, often rests right at the collarbone and is perfect for layering. A longer 18-inch chain might be your ideal for a classic, standalone piece. Think about your wardrobe and the necklines you wear most often. The goal is to find a length that feels comfortable and effortlessly complements your outfits, making it the perfect everyday diamond necklace.

Why Diamond Certification Matters

Think of a diamond certificate as its official report card. Every quality lab-grown diamond necklace should come with a certificate from a reputable gemological lab. This document provides an expert, third-party assessment of the diamond's 4 Cs and confirms its authenticity. It’s your assurance that you're getting exactly what you paid for. This certification is crucial because it gives you peace of mind and helps you make an informed, confident purchase. When you're investing in a piece of fine jewelry, knowing its characteristics are verified by professionals is invaluable. We're always happy to walk you through the certifications for our pieces when you book an appointment with us.

Popular Styles You'll Love

A tennis necklace is a forever piece, but that doesn't mean it has to be one-size-fits-all. The beauty of this classic style is how it can be adapted to reflect your personal taste. Whether you’re a tried-and-true traditionalist or someone who loves a modern edge, there’s a version of the tennis necklace that will feel like it was made just for you. It’s all about finding the right cut, length, and vibe that speaks to your style.

From the brilliant sparkle of a classic round diamond to the clean lines of a square cut, the options are stunning. Think about how you’ll wear it—as a standalone statement or layered with your other favorite pieces? Exploring the different styles is part of the fun, and it helps ensure you find a necklace you’ll cherish for years. Let’s look at some of the most popular styles to help you find your perfect match.

The Classic Round Brilliant

There’s a reason the round brilliant diamond is a classic. This cut is engineered for maximum sparkle, and its timeless shape makes it incredibly versatile. A round brilliant tennis necklace is the epitome of elegance—it’s a style that feels both glamorous and understated all at once. It catches the light from every angle, creating that signature shimmer that tennis necklaces are famous for. This is the perfect choice if you’re looking for a go-to piece of fine jewelry that you can wear for any occasion, from a black-tie event to a casual brunch.

Modern Princess and Square Cuts

If you love the idea of a tennis necklace but want something with a contemporary feel, look no further than princess or square-cut diamonds. These styles feature clean lines and sharp angles, offering a modern twist on the classic design. The geometric shape creates a unique, almost architectural look on the skin that feels fresh and sophisticated. It’s a fantastic option for anyone who appreciates modern design and wants a piece that stands out. Many of our featured designers are known for putting their own unique spin on classic styles like this.

Perfect for Stacking and Layering

One of the best things about a tennis necklace is its versatility. While it’s stunning on its own, it’s also the perfect piece for creating a layered look. A delicate tennis necklace can serve as a sparkling foundation for a collection of your favorite chains and pendants. Mixing metals and textures can create a look that’s completely your own. Don’t be afraid to play around and experiment. The right tennis necklace can tie your whole look together, adding a touch of effortless luxury to your daily style.

Unique Designer and Custom Pieces

For those who want a piece that is truly one-of-a-kind, exploring unique designer creations is the way to go. Many contemporary jewelers are reimagining the tennis necklace with unique settings, mixed diamond shapes, and unexpected details. This is where you’ll find pieces with true soul and character. At Element 79, we pride ourselves on curating a collection of jewelry from original designers who blend timeless elegance with their own artistic vision. Choosing a designer piece means you’re not just buying a necklace; you’re investing in a wearable work of art.

How Much Does a Lab-Grown Diamond Tennis Necklace Cost?

One of the most exciting aspects of choosing a lab-grown diamond tennis necklace is the price. Lab-grown diamonds offer incredible beauty at a much more accessible price point than mined diamonds, meaning the necklace you’ve been dreaming of might be well within reach. The final cost depends on several factors, from the specifics of the diamonds to the metal they’re set in. Understanding these elements helps you find a stunning piece that fits both your style and your budget.

Understanding the Price Range

So, what kind of savings are we talking about? A lab-grown diamond tennis necklace can be 30% to 70% less expensive than a mined diamond necklace with the exact same specifications. This price advantage doesn’t mean you’re compromising on sparkle. It simply means you can get more for your money—perhaps a necklace with a higher carat weight or better clarity. This accessibility makes it easier to invest in a timeless piece of jewelry you’ll cherish for years to come without feeling like you’ve had to make a single compromise on quality or beauty.

Lab-Grown vs. Mined: A Price Comparison

It’s a common myth that lab-grown diamonds are less expensive because they’re a lower-quality alternative. In reality, lab-grown diamonds can be of equal or even superior quality to mined ones. The price difference comes down to the supply chain. Mined diamonds have a long, resource-intensive journey from the earth to a jeweler’s case. Lab-grown diamonds are created in controlled environments with cutting-edge technology, making the process more efficient. You’re paying for the diamond's quality and the artistry of the piece, not for a lengthy and costly mining process.

What Affects the Final Cost?

Just like with mined diamonds, the final price of your lab-grown tennis necklace is determined by the 4 Cs: Cut, Clarity, Color, and Carat. A necklace with larger diamonds and fewer imperfections will naturally have a higher price tag. The quality of the cut, which dictates the diamond's sparkle, also plays a huge role. Beyond the diamonds, the choice of metal for the setting—like 14k gold, 18k gold, or platinum—will influence the cost. Finally, the intricacy of the design, especially a unique piece from one of our talented designers, can affect the final price.

Where to Find Your Perfect Necklace

Once you know what to look for in a lab-grown diamond tennis necklace, the next step is finding the right place to buy it. This is a significant purchase, and you deserve to feel confident and excited about your choice. The right jeweler will not only have a beautiful selection but will also guide you through the process with expertise and care. Here’s how to find a partner you can trust and a necklace you’ll love forever.

Discover Our Curated Designer Collection

A lab-grown diamond tennis necklace is a classic, but that doesn't mean it has to be generic. The beauty of these pieces lies in their timeless elegance and versatility, making them perfect for any occasion. At Element 79, we believe jewelry should have soul, which is why we focus on curated collections from talented designers. Instead of a sea of mass-produced options, you’ll find necklaces with unique details and exceptional craftsmanship. Each piece is chosen for its story and style, ensuring you find a tennis necklace that feels both classic and completely, uniquely you.

Finding a Jeweler You Can Trust

Your relationship with your jeweler should be built on trust. Look for someone who is transparent, knowledgeable, and genuinely passionate about helping you. A great jeweler will happily explain the specifics of their lab-grown diamonds and answer all your questions without pressure. We pride ourselves on creating a relaxed environment where you can explore at your own pace. If you want to talk through your options with an expert, you can always book an appointment with us. The goal is to find a jeweler who feels like a partner in this exciting decision.

Making It Uniquely Yours

Your jewelry should be a reflection of your personal style. While a tennis necklace is a classic silhouette, there are many ways to make it your own. A skilled jeweler can help you explore options beyond what you see in the case. You can often choose different diamond shapes, select from various metals like platinum or yellow gold, and decide on the perfect carat weight to match your vision. This collaborative process ensures your final piece is exactly what you dreamed of. Don't be afraid to ask about customization possibilities to create a truly one-of-a-kind necklace.

Understanding Warranties and Returns

Before you make a final decision, it’s smart to get clear on the store’s policies. A reputable jeweler will be upfront about their warranties, return process, and any available maintenance services. Ask about coverage for craftsmanship and what to do if your necklace needs a repair or professional cleaning down the road. Understanding the return window—many jewelers offer around 30 days for items in original condition—provides peace of mind. These policies are a sign that the jeweler stands behind the quality of their fine jewelry and is committed to your long-term satisfaction.

Debunking Lab-Grown Diamond Myths

As with any exciting innovation, a lot of chatter and misinformation can surround lab-grown diamonds. It’s completely understandable to have questions—after all, choosing a piece of fine jewelry is a significant decision. Let's clear the air and look at the facts behind some of the most common myths. My goal is to give you the confidence and clarity you need to choose a piece you’ll love for a lifetime, whether it’s a stunning tennis necklace or a custom engagement ring.

When you’re investing in something as special as a diamond, you deserve to have all the information. We’ll walk through the top three misconceptions I hear about lab-grown diamonds, so you can feel fully informed and excited about your choice. From their authenticity to their long-term value and beauty, let's separate fact from fiction.

Myth: They Aren't "Real" Diamonds

This is probably the biggest misconception out there, so let’s tackle it head-on. Lab-grown diamonds are, without a doubt, real diamonds. They aren't imitations like cubic zirconia or moissanite. Think of it like this: ice from your freezer is just as real as ice from a frozen lake. One formed with technology, the other in nature, but both are frozen water.

The same principle applies here. Lab-grown diamonds have the exact same chemical, physical, and optical properties as mined diamonds. They are created using incredible technology that replicates the high-pressure, high-temperature conditions under which diamonds form in the earth. The result is a stone that is visually and structurally identical to its mined counterpart, making it a beautiful choice for any piece of fine jewelry.

Myth: They Have No Resale Value

It’s smart to think about the long-term value of your jewelry. The idea that lab-grown diamonds have zero resale value is simply not true. While it's important to know that most consumer goods, including jewelry, don't resell for their original purchase price, lab-grown diamonds do hold value.

In fact, the resale market for both lab-grown and mined diamonds is quite similar. Both typically resell for a percentage of their initial cost. So, while a diamond shouldn't be viewed purely as a financial investment, you can be confident that a lab-grown diamond retains value just as a mined one does. Our own collection of Vintage & Estate pieces shows that beautiful jewelry always has an enduring appeal.

Myth: They Change Color Over Time

A diamond is forever, and that includes lab-grown diamonds. There’s a myth that these stones might fade, yellow, or become cloudy over time, but that’s completely false. Because they are physically and chemically identical to mined diamonds, they are just as durable and stable.

A lab-grown diamond will maintain its color, clarity, and sparkle for generations, exactly like a natural one. It won't discolor or change its appearance with wear. This lasting beauty is one of the many reasons they are such a fantastic choice for pieces you plan to wear and cherish every day. If you ever want to see their timeless sparkle for yourself, you can always book an appointment to view our collection in person.

Caring for Your Lab-Grown Diamond Necklace

A lab-grown diamond tennis necklace is just as strong and brilliant as one made with mined diamonds, meaning it’s designed for a lifetime of wear. But like any piece of fine jewelry, a little TLC goes a long way in keeping it secure and sparkling. With a few simple habits, you can ensure your necklace looks as stunning as the day you first put it on. Proper care protects your investment and keeps the fire in your diamonds shining bright. Here’s everything you need to know to care for your piece.

Daily Care and Smart Storage

The best way to keep your necklace safe is to make it the last thing you put on and the first thing you take off. Lotions, perfumes, and hairsprays can create a film that dulls your diamonds’ sparkle. Remove it before you sleep to prevent the chain from snagging or stretching. When you’re not wearing it, store your necklace separately to prevent scratches. A soft-lined jewelry box or a fabric pouch is perfect for protecting it from other pieces in your jewelry collection.

When to Seek a Professional Cleaning

For a quick clean at home, gently scrub your necklace with a soft-bristled toothbrush and a mixture of warm water and mild dish soap. This removes everyday grime and restores its shine. Rinse it thoroughly and pat dry with a soft, lint-free cloth, avoiding harsh chemicals. At least once a year, bring your necklace in for a professional check-up. A jeweler can inspect the prongs and clasp to ensure every diamond is secure and use specialized equipment for a deep clean. You can book an appointment with us to have your piece professionally cleaned and inspected.

Keeping Your Necklace Sparkling for Years

Long-term care is all about consistency. Protect your necklace by removing it before strenuous activities like hitting the gym, swimming, or gardening. These activities can put it at risk of damage and expose it to sweat and chemicals that dull its appearance. By combining gentle at-home cleanings with annual professional inspections, you create a routine that guarantees your necklace will last. A well-cared-for piece can become a future heirloom, just like the items in our Vintage & Estate collection. These simple habits ensure your necklace remains a brilliant part of your story.

Is a Lab-Grown Diamond Tennis Necklace Right for You?

Deciding to add a diamond tennis necklace to your collection is a big step. It’s an investment in a piece you’ll love and wear for years to come, so it’s natural to wonder if it’s the right choice for you. A lab-grown diamond tennis necklace strikes a beautiful balance between timeless luxury and modern values. It offers the same breathtaking sparkle and durability as a mined diamond necklace but with the added benefits of being a more ethical and sustainable choice.

This isn't just a trend; it's a redefinition of a classic. The accessibility and quality of lab-grown diamonds mean that this iconic piece is no longer reserved for the red carpet. It’s for anyone who appreciates fine craftsmanship and wants a stunning, versatile piece of jewelry that reflects their personal style. If you’re looking for a signature necklace that feels both special and wearable, one that makes a statement of quiet confidence, then a lab-grown diamond tennis necklace might be exactly what you’re looking for. It’s a way to own a piece of forever, thoughtfully. It represents a conscious choice without sacrificing an ounce of glamour, making it a perfect fit for the modern jewelry lover who values both beauty and integrity in their pieces.

A Versatile Piece for Any Occasion

One of the best things about a lab-grown diamond tennis necklace is its incredible versatility. This is not a piece you save for a special occasion; it’s a piece you’ll find yourself reaching for again and again. Its timeless elegance allows it to pair just as beautifully with a crisp white shirt and jeans as it does with a formal evening gown. The continuous line of sparkling diamonds adds a touch of sophistication to any outfit without ever feeling over the top. It’s the ultimate everyday luxury, designed to be worn and loved. Our curated collection features pieces from various designers, each with a unique take on this classic style, ensuring you can find one that speaks directly to you.

The Enduring Appeal of a Classic

A tennis necklace is the definition of iconic. Its design is simple yet powerful: a continuous, unbroken line of diamonds that encircles the neck, creating a breathtaking band of light. This elegant simplicity is why it has remained a coveted piece for decades. It doesn't rely on fleeting trends; its beauty is rooted in classic design and the inherent sparkle of diamonds. Owning one is like having a piece of jewelry history that feels completely current. It’s a symbol of refined taste and enduring style, much like the beautiful pieces you can find in a vintage and estate collection, promising to be a cherished part of your story for years to come.

Choosing a Necklace that Fits Your Life

A tennis necklace should feel like it was made just for you, and with lab-grown diamonds, you have plenty of options to make it your own. You can choose different diamond shapes, types of metal, and total diamond weight to create a necklace that perfectly suits your style and budget. Lab-grown diamonds are available in high carat weights with excellent color and clarity grades, so you never have to compromise on quality. Whether you prefer a delicate, subtle sparkle or a bold, statement-making piece, you can design a necklace that fits your life. If you’d like some guidance in finding the perfect combination, you can always book an appointment with us for a personalized consultation.

Related Articles

• Diamond Tennis Bracelet: Everything You Need to Know
• The Guide to Engagement Rings in Highlands Ranch, CO
• Lab-Grown Diamond Oval 2.50 VVS2 D Faceted - Element 79 Contemporary Jewelry

Frequently Asked Questions

Will anyone be able to tell my diamonds are lab-grown? Absolutely not. Lab-grown and mined diamonds are physically, chemically, and visually identical. They have the same sparkle, the same fire, and the same hardness. Not even a trained gemologist can tell the difference just by looking. The only distinction is their origin story, which is something you can’t see with the naked eye.

Are lab-grown diamonds a good choice for an heirloom piece? Yes, they are a fantastic choice for a piece you plan to pass down. Because they are real diamonds in every sense, they are just as durable and timeless as their mined counterparts. A lab-grown diamond will not fade, cloud, or change color over time. It’s a beautiful, lasting gem that can carry your story for generations to come.

Why is there such a big price difference if they're identical to mined diamonds? The price difference comes down to the supply chain, not the quality of the stone. The traditional process of mining diamonds is resource-intensive and involves many steps to get the stone from the earth to the jeweler. Creating a diamond in a lab is a more efficient and streamlined process, which results in a more accessible price point for a diamond of the same quality.

Can I really wear a diamond tennis necklace every day? Definitely. A tennis necklace is one of the most versatile pieces you can own, and its beauty is that it’s meant to be worn, not just saved for special occasions. Diamonds are one of the hardest substances on earth, so they are perfectly suited for daily wear. With simple, routine care, your necklace will remain a brilliant part of your everyday style.

How do I know I'm actually getting a high-quality lab-grown diamond? The best way to ensure quality is to purchase a necklace that comes with a diamond certification from a reputable gemological laboratory. This report is an unbiased, expert assessment of the diamond's characteristics—its cut, color, clarity, and carat weight. Working with a trusted jeweler who provides this documentation gives you complete confidence in your purchase.