Lab Grown Diamond Necklaces

Adorn yourself with lab grown diamond necklaces that shine with sustainable beauty. Explore pendants, tennis designs, and more for every occasion.

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  • Most relevant
  • Best selling
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  • Price, low to high
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  • Date, old to new
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Explore our curated lab grown diamond necklace collection or bring your bespoke vision to life with Lucenjuri’s custom design options, crafted to celebrate your unique style and commitment to sustainability.

Customer Reviews

Hear why our customers love Lucenjuri

5 Stars
This necklace and company are wonderful! I asked for a custom length made and it was perfect! The stones are clean and sparkly! Love them! Very quick shipping. Christine in customer service is the best; great communication. I would trust no other company for lab created diamonds
Tracy
September 17, 2026
Absolutely Stunning Necklace & Exceptional Service! 💛✨
I’m absolutely in love with my Starry Charm necklace! 😍 It’s even more beautiful in person, and the sparkle is incredible. I ordered the 0.50ct version and was so pleasantly surprised that mine totaled 0.63ct! I upgraded it to 18k gold and the 18K yellow gold is absolutely gorgeous too. A special thank you to Emma, who made the entire experience wonderful. She was incredibly kind, attentive, and helpful throughout the whole process. I’m so happy with both the necklace and the amazing customer service that I’ve already ordered another piece! 💛✨
Navya K.
September 04, 2026
super sparkly!
Among all the jewelry companies I contacted while looking for a necklace, Lucenjuri stood out for its exceptional and sincere customer service. While many other companies filled my inbox with promotional and high-pressure sales emails after I inquired or registered, your team never did that at all.When the necklace arrived, I was absolutely amazed—both the diamond and the chain are truly, incredibly sparkly! I previously ordered a lab-grown diamond necklace from a well-known company with a store in Beverly Hills, but it didn't impress me at all, and I ended up returning it. Buying jewelry online made me feel a bit anxious at first, but any doubts I had vanished the moment I opened your package.Thank you so much, Nicole and Christine, for your kind and thoughtful replies. You made my experience truly unforgettable.
Maiko
September 03, 2026
Great experience - Please do not hesitate to buy!!
I was skeptical to place an order for an expensive piece of jewelry from an online company - especially one that I had never heard of before - but let me just say, working with Lucenjuri and our lovely consultant, Christine was a pleasure from beginning to end. She guided me through stone selection and kept me informed through the entire process from fabrication to shipping to follow up. The necklace was even better than expected and the price was better than competitors who were selling inferior stones. They earned my trust and I would purchase from them again without a doubt.
Leslie K.
July 28, 2026
Sparkles so much!
I ordered the sparkling cluster diamond necklace and can’t believe how much it sparkles. For me, it is a statement piece, good for special occasions. Definitely a wonderful gift for yourself or a loved one.
Angela D.
June 10, 2026
Top notch
I purchased the 1 Carat Bezel Solitaire Round Diamond Necklace in Platinum for myself. I chose platinum because I am sensitive to all other metals and because its very strong. I didn't know the company before this purchase and was really impressed with the level of communication during the process of making the necklace, all the way up to shipping. When I finally received the item, it was stunning. The bezel setting makes the diamond appear bigger in my opinion, so it is very impressive. I also bought a set of diamond stud earrings and the combined packaging both items were sent in was really beautiful and premium. If you are hesitant, just do it!
Patricia S.
May 22, 2026
Very positive experience with Lucenjuri
My necklace arrived on time, progress was well communicated throughout the entire process and the end product was perfect! Great quality and beautiful diamonds! I have already referred someone to Lucenjuri for an engagement ring. With declining customer service everywhere - my experience with Lucenjuri was above and beyond!
Kaitlin H.
May 12, 2026
3ct, toi et moi emerald and pear necklace
The diamonds are absolutely stunning and with 3ct the chain was automatically upgraded to 1.1mm thickness. Amazing customer service communication as well - thank you Christine - and fast delivery. IGI certificates are included.
Ann
May 11, 2026
Rose gold bezel set- excellence in a box
I searched in stores and online for the perfect piece- rose gold lab grown bezel set pear shaped pendant. This is what I’ve searched high and low for. I was a little worried it wouldn’t arrive quickly but I received it a week ahead of schedule. Very happy with my purchase!
Helen S.
April 27, 2026
Exceeded my expectations!
My husband gifted me an emerald diamond pendant necklace for our 15 year anniversary. It's a beautiful necklace that I wear almost everyday now. Received many compliments on it within just days of wearing it. I will definitely be ordering more jewelry from Lucenjuri! Highly recommended.
Tina Z.
April 08, 2026
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Lab Grown Diamond Necklaces

A luxury necklace is never just an accessory; it is the definitive anchor of a modern wardrobe. Whether we are celebrating a personal breakthrough, making an intentional style statement, or curating a flawless look for daily wear, a lab grown diamond necklace from Lucenjuri is the ultimate expression of contemporary luxury.

We artfully design and meticulously engineer every piece in our collection, seamlessly fusing timeless fine jewelry heritage with 21st-century sustainability. From minimalist daily accents to show-stopping heirlooms, we offer the best lab grown diamond necklace edits tailored to reflect individual brilliance and conscious values.

Why Choose a Lucenjuri Lab Created Diamond Necklace?

Choosing a lab created diamond means choosing uncompromised fire, pristine color grades, and optical perfection without the heavy environmental toll of traditional mining. We source premier lab grown diamond necklaces grown under strict, cutting-edge standards to guarantee exceptional light dispersion and world-class clarity.

To ensure absolute transparency and investment value, every single center stone in our galleries is independently graded and certified by renowned gemological institutions, such as the GIA and IGI. When you invest in a Lucenjuri lab diamond necklace, you are investing in certified, future-proof excellence.

Explore Our Signature Necklace Styles

We have organized our collection of lab diamond necklaces into distinct style profiles, making it effortless to find the exact silhouette that aligns with your personal aesthetic or gifting vision.

Solitaire Pendant Necklaces

The ultimate icon of understated luxury. A Lucenjuri lab grown diamond solitaire necklace focuses entirely on a single, masterfully cut stone to command undivided attention. This clean layout allows us to showcase an array of premium center stone shapes, including classic rounds, modern ovals, and romantic hearts.

We can easily personalize your look with versatile scale options, ranging from an elegant 1 carat lab grown diamond solitaire necklace for subtle, low-profile daily wear, to a striking 3 carat lab diamond pendant engineered to make a serious statement.

High-Impact Halo Necklaces

Designed for those who desire magnified radiance and a grander presence. Our halo lab diamond pendant necklace variations feature a central stone encircled by a seamless border of brilliant micro-pavé diamonds. This strategic architecture acts as an optical amplifier, visually enhancing the scale of your pendant while creating a dramatic, geometric play of light.

Sleek Bezel Set Necklaces

The perfect choice for a highly active lifestyle. Our bezel lab grown diamond necklace for women features a smooth, low-profile precious metal rim that entirely wraps the stone. This completely snag-free architecture offers a clean, contemporary look that provides exceptional durability for effortless, everyday wear.

Classic & Modern Tennis Necklaces

The ultimate investment in high-end style. A Lucenjuri lab grown diamond tennis necklace drapes the neckline in a continuous, glittering stream of ethical stones. Available in classic three-prong layouts or contemporary box-link architectures, a lab diamond tennis necklace transitions seamlessly from elevated midday layering to formal eveningwear.

Fashion & Cross Pendants

Discover playful sophistication and architectural symmetry with pieces built for self-expression. Choose from the sleek, linear alignment of our signature graduated curved bar diamond necklace, the celestial beauty of our radiant eclipse open circle diamond necklace, or the timeless, structural beauty of a lab grown diamond cross necklace. Featuring meticulous line detail, our lab grown diamonds cross necklace collection offers a sophisticated, graphic look suitable for both standard layering and a standout men's lab grown diamond necklace statement.

Select Your Premium Metal Finish

Every silhouette in our collection can be customized in your choice of high-end precious metals, each lending a distinct personality to the design:

  • 14K & 18K Yellow Gold: Delivers a traditional, sun-kissed warmth that offers a striking contrast to colorless diamonds.
  • 14K & 18K White Gold: Finished with a premium rhodium plating for a crisp, mirror-like modern aesthetic.
  • 14K Rose Gold: Offers a soft, poetic blush finish that brings a vintage-inspired romance to the piece.
  • Platinum: The absolute pinnacle of fine jewelry, naturally white, dense, and requiring zero replating for permanent luxury.

Bespoke Design at the Lucenjuri Artisan Studio

If your perfect vision requires a truly bespoke touch, our Artisan Studio is here to bring your custom concept to life. Whether we are adjusting a specific setting, modifying one of our existing lab grown diamond pendant necklace designs, or engineering an entirely unique design from scratch, our master jewelers work closely with you from initial sketch to final polish. Contact our jewelry consultant team to design a one-of-a-kind piece that perfectly mirrors your story.

Complete Your Fine Jewelry Collection at Lucenjuri

Ultimately, a lab grown diamond necklace does more than just sit gracefully against the skin—it brings a deliberate, architectural focus to any silhouette. It serves as the foundational centerpiece from which your entire jewelry wardrobe can naturally evolve.

To create an effortless, high-end statement, we love pairing our necklaces with complementary pieces that share the same design DNA. Consider anchoring your look by pairing your selection with our responsibly crafted lab grown diamond earrings, styling it alongside a classic tennis bracelet, or balancing it against our signature engagement rings. By matching your metal finishes and stone cuts across collections, we can help you build a synchronized, luxury jewelry wardrobe that perfectly mirrors both your personal aesthetic and your conscious values.

FAQs

Why choose a lab grown diamond necklace?

A lab grown diamond necklace delivers the exact same physical, chemical, and optical luxury as a mined diamond, but with uncompromised ethical clarity and far greater value. We cultivate our stones using cutting-edge technology to achieve world-class color and clarity grades without the heavy environmental toll of traditional mining. This modern structural advantage allows us to offer larger, higher-purity center stones and exceptional fire at a much smarter investment point.

What are the most popular styles of lab diamond necklaces?

Our most sought-after silhouettes include minimalist solitaire pendants, high-impact halos, sleek low-profile bezels, and classic luxury tennis necklaces. We view each design as a deliberate wardrobe anchor, serving styles that range from low-profile daily simplicity to definitive heirloom statements.

What is the difference between a floating necklace and a pendant necklace?

The core difference comes down to movement: a floating necklace weaves the diamond directly into the chain fabric, while a traditional pendant features a motif that slides freely along the links. If we are styling a clean, seamless look where the stone appears to float directly against the skin, a floating solitaire is absolute perfection. A traditional pendant, however, offers a bit more dynamic presence as it shifts gracefully to catch the light from multiple angles.

Can I wear a lab grown diamond necklace every day?

Yes, our lab grown diamond necklaces are meticulously designed for effortless daily wear, especially when set in protective prong or bezel configurations. Because lab diamonds possess maximum natural hardness—scoring a 10 on the Mohs scale—they easily shrug off everyday scratches and busy lifestyles without a second thought.

How long do lab grown diamond necklaces last?

A premium lab grown diamond necklace is engineered to last a lifetime and can beautifully endure for generations as a cherished family heirloom. Lab created stones are entirely scratch-proof and chemically identical to natural mined diamonds, meaning they will never dull, cloud, or lose their fiery light dispersion over time.

How do I choose the best carat weight for an everyday necklace?

For a balanced, subtle flash of elegance that anchors a daily edit, we recommend selecting a center stone between 0.75 and 1.50 carat. This scale feels beautifully understated for effortless layering. If we want to establish a more commanding focal point for formal styling, stepping up to a 2 carat lab grown diamond necklace or larger provides that undeniable, head-turning presence.

How much does a fine lab grown diamond necklace cost?

Our collection ranges from a few hundred dollars for a minimalist daily pendant to several thousand dollars for a fully paved, high-prestige tennis necklace. Because we bypass the heavily inflated supply chains of traditional gemstone mining, we pass those structural savings directly to you—maximizing your carat size within any budget tier.

Which diamond shape is best for a classic pendant?

The classic round brilliant cut is the gold standard for pure light performance, while fancy cuts like ovals, marquises, and cushions offer a highly unique, elongating silhouette. If maximized fire and traditional appeal are the goals, choose a round stone. For a touch of modern, fashion-forward geometry, a fancy shape provides a stunning architectural alternative.

How should we clean and care for a diamond necklace at home?

The most effective way to restore your necklace's mirror-like shine at home is a quick soak in warm, mild soapy water followed by a gentle brush. Daily skin oils and lotions easily block the light channels underneath fine settings. Gently lifting them away with a soft-bristled toothbrush instantly unlocks the crisp, original sparkle of both your diamonds and precious metal work.