Lab Grown Diamond Pendant Necklaces In 18K White Gold

Indulge in uncompromised luxury with our 18K white gold lab grown diamond pendant necklaces, providing a prestigious, high-purity canvas for unparalleled light performance.

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Round Solitaire Lab Grown Diamond Pendant Necklace In 18K White Gold - Lucenjuri Round Solitaire Lab Grown Diamond Pendant Necklace In 18K White Gold - Front Angle View
Round Solitaire Diamond Pendant Necklace
$890$1,490
Round Halo Lab Grown Diamond Pendant Necklace In 18K White Gold - Lucenjuri Round Halo Lab Grown Diamond Pendant Necklace In 18K White Gold - Front Angle View
Round Halo Diamond Pendant Necklace
$1,040$1,740
Duo Drop Round and Pear Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Duo Drop Round and Pear Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Duo Drop Round and Pear Lab Grown Diamond Necklace
$750$1,250
Duo Drop Round Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Duo Drop Round Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Duo Drop Round Lab Grown Diamond Necklace
$650$1,090
Duo Drop Round and Oval Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Duo Drop Round and Oval Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Duo Drop Round and Oval Lab Grown Diamond Necklace
$650$1,090
Bezel Solitaire Round Lab Grown Diamond Pendant Necklace In 18K White Gold - Lucenjuri Bezel Solitaire Round Lab Grown Diamond Pendant Necklace In 18K White Gold - Front Angle View
Bezel Solitaire Round Diamond Pendant Necklace
$990$1,650
Duo Drop Round and Halo Pear Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Duo Drop Round and Halo Pear Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Duo Drop Round and Halo Pear Lab Grown Diamond Necklace
$750$1,250
Round Solitaire Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Round Solitaire Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Round Solitaire Diamond Necklace
$890$1,490
Round Halo Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Round Halo Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Round Halo Diamond Necklace
$1,040$1,740
Bezel Solitaire Round Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Bezel Solitaire Round Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Bezel Solitaire Round Diamond Necklace
$990$1,650
Duo Drop Heart and Round Lab Grown Diamond Necklace In 18K White Gold - Lucenjuri Duo Drop Heart and Round Lab Grown Diamond Necklace In 18K White Gold - Front Angle View
Duo Drop Heart and Round Lab Grown Diamond Necklace
$750$1,250
Classic Lab Grown Diamond Open Cross Pendant Necklace In 18K White Gold - Lucenjuri Classic Lab Grown Diamond Open Cross Pendant Necklace In 18K White Gold - Front Angle View
Classic Lab Grown Diamond Open Cross Pendant Necklace
$850$1,420
Bead Bright Set Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Lucenjuri Bead Bright Set Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Front Angle View
Bead Bright Set Lab Grown Diamond Cross Pendant Necklace
$850$1,420
Classic Round Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Lucenjuri Classic Round Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Front Angle View
Classic Round Lab Grown Diamond Cross Pendant Necklace
$750$1,250
Tapered Baguette and Round Lab Grown Diamond Cross Pendant In 18K White Gold - Lucenjuri Tapered Baguette and Round Lab Grown Diamond Cross Pendant In 18K White Gold - Front Angle View
Tapered Baguette and Round Lab Grown Diamond Cross Pendant
$950$1,590
Oval and Round Lab Grown Diamond Cross Necklace In 18K White Gold - Lucenjuri Oval and Round Lab Grown Diamond Cross Necklace In 18K White Gold - Front Angle View
Oval and Round Lab Grown Diamond Cross Necklace
$950$1,590
Lab Grown Diamond Pavé Edge Cross Pendant Necklace In 18K White Gold - Lucenjuri Lab Grown Diamond Pavé Edge Cross Pendant Necklace In 18K White Gold - Front Angle View
Lab Grown Diamond Pavé Edge Cross Pendant Necklace
$1,550$2,590
Round Lab Grown Diamond Prong Set Cross Pendant Necklace In 18K White Gold - Lucenjuri Round Lab Grown Diamond Prong Set Cross Pendant Necklace In 18K White Gold - Front Angle View
Round Lab Grown Diamond Prong Set Cross Pendant Necklace
$1,250$2,090
Round Solitaire Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Lucenjuri Round Solitaire Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Front Angle View
Round Solitaire Lab Grown Diamond Cross Pendant Necklace
$900$1,500
Round Lab Grown Diamond Flare Edge Cross Pendant Necklace In 18K White Gold - Lucenjuri Round Lab Grown Diamond Flare Edge Cross Pendant Necklace In 18K White Gold - Front Angle View
Round Lab Grown Diamond Flare Edge Cross Pendant Necklace
$1,650$2,750
Round Lab Grown Diamond French Pavé Cross Pendant Necklace In 18K White Gold - Lucenjuri Round Lab Grown Diamond French Pavé Cross Pendant Necklace In 18K White Gold - Front Angle View
Round Lab Grown Diamond French Pavé Cross Pendant Necklace
$850$1,420
Round and Asscher Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Lucenjuri Round and Asscher Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Front Angle View
Round and Asscher Lab Grown Diamond Cross Pendant Necklace
$1,050$1,750
Round Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Lucenjuri Round Lab Grown Diamond Cross Pendant Necklace In 18K White Gold - Front Angle View
Round Lab Grown Diamond Cross Pendant Necklace
$1,050$1,750
Shared Prong Round Lab Grown Diamond Cross Necklace In 18K White Gold - Lucenjuri Shared Prong Round Lab Grown Diamond Cross Necklace In 18K White Gold - Front Angle View
Shared Prong Round Lab Grown Diamond Cross Necklace
$1,450$2,420
Lab Grown Diamond Round Halo Pavé Twist Pendant Necklace In 18K White Gold - Lucenjuri Lab Grown Diamond Round Halo Pavé Twist Pendant Necklace In 18K White Gold - Front Angle View
Round Halo Pavé Twist Diamond Pendant Necklace
$1,100$1,840
Lab Grown Diamond Round Accented Twist Pendant Necklace In 18K White Gold - Lucenjuri Lab Grown Diamond Round Accented Twist Pendant Necklace In 18K White Gold - Front Angle View
Round Accented Twist Diamond Pendant Necklace
$1,050$1,750
Lab Grown Diamond Round Solitaire Twist Pendant Necklace In 18K White Gold - Lucenjuri Lab Grown Diamond Round Solitaire Twist Pendant Necklace In 18K White Gold - Front Angle View
Round Solitaire Twist Diamond Pendant Necklace
$1,000$1,670
Round Halo Lab Diamond Pavé Bail Pendant in 18K White Gold - Lucenjuri Round Halo Lab Diamond Pavé Bail Pendant in 18K White Gold - Front Angle View
Round Halo Lab Diamond Pendant Necklace with Accented Bail
$1,090$1,820
Round Lab Grown Diamond Accented Bail Pendant Necklace - Lucenjuri Round Lab Grown Diamond Accented Bail Pendant Necklace - Front Angle View
Round Lab Grown Diamond Accented Bail Pendant Necklace
$940$1,570
Design Your Own Necklace
Design Your Own
Whether you're marking a special occasion or elevating everyday elegance, our necklaces can be fully customized to make it as special as the moments you wear it for.
Layer It Up
With customizable options and a variety of styles, mix and match to create a look that's uniquely yours, perfect for any occasion.
Find your next modern heirloom in our 18K white gold lab grown diamond pendant necklaces collection, where premium weight meets an icy, mirror-like luxury aesthetic.

Customer Reviews

Hear why our customers love Lucenjuri

5 Stars
Absolutely Gorgeous! The diamond is perfect! I reached out to the team and had some pretty specific specs. They went through and found the perfect stone for me and allowed me to choose this specific stone. Their customer service was impeccable. It took about 10 days from ordering to delivery. It was delivered in a beautiful box with the certificate. I’m so glad I found this company!
Ursula
September 21, 2026
5 Stars
Everything went super smooth! Emma was very reassuring and extremely helpful. She responded almost immediately to any questions I had. I received the band and everything is perfection ! My husband loves his upgrade. Will definitely be purchasing from this company again !
ALEXZANDRIA
September 17, 2026
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
Anniversary gift
Bought this for our 10 year anniversary and it arrived earlier than expected. My wife loved the sparkle right away, and the quality felt much better than anything we saw locally.
Johnny
September 16, 2026
My Perfect Everyday Necklace!
I think I’ve found my perfect everyday necklace! The quality is exceptional, and this is already my second purchase from Lucenjuri. I’m absolutely in love with it and couldn’t recommend them more!
Navya K.
September 08, 2026
Amazing experience
I couldn't be happier with my wedding set from Lucenjuri! The team went above and beyond to help me design the exact ring I wanted. The consultants were patient, kind, and highly communicative throughout the entire process. When the rings arrived, I was absolutely blown away by the gorgeous details and incredible quality. I'm a customer for life!
Shonna W.
September 07, 2026
Perfect anniversary upgrade
My wife had mentioned a toi et moi ring a few times, so I chose this for our anniversary. The radiant and pear stones look amazing together and feel really special.
Chris L.
September 06, 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
Sleek and beautiful
I wanted the Myra with a different band and the process was easier than I expected. The finished ring has a sleek look and the diamond sparkles beautifully.
Dorine S.
August 23, 2026
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18K White Gold Lab Grown Diamond Pendant Necklaces

For the absolute purists who want that heavy, top-tier luxury feel, 18K white gold is where it’s at. Because it has a higher percentage of pure gold, it feels richer and more substantial against your skin. Paired with our hand-selected lab diamonds, it creates this insane, liquid-like shine that completely commands the room.

We craft these pieces in our artisan studio using a premium white gold alloy that acts as a high-wattage backdrop for maximum diamond fire. It’s uncompromised luxury for the modern collector who wants premium weight without the ethical baggage.

How to Style 18K White Gold Diamond Pendants

This kind of luster demands to be seen. Let an 18K white gold halo pendant do all the talking by styling it against an open neckline or a sleek silk slip. It’s an instant outfit elevator. To lock in a look that feels completely intentional, pair it with our 18K white gold lab diamond drop earrings. It transitions effortlessly from a high-stakes meeting to late-night drinks.

Why Choose the Lucenjuri 18K White Gold Collection

When you shop your 18K white gold lab grown diamond pendant necklaces at Lucenjuri, you are investing in heirloom-level quality without the legacy retail markup. We don’t cut corners. You get certified, hyper-brilliant lab-created diamonds set into secure, master-crafted metalwork. It’s sustainable, high-end fine jewelry that looks elite and feels entirely right.

FAQs

Is 18K white gold better than 14K white gold for a pendant?

"Better" just means what you value more. 18K white gold has more pure gold in it (75% vs 58.5%), so it feels heavier, more luxurious, and carries more prestige. On the flip side, 14K white gold offers incredible everyday durability and a more approachable investment point. For a keepsake piece that sits safely on your neckline, 18K is the ultimate move if you want that heavy, top-tier heirloom feel.

Does 18K white gold contain nickel?

Yes, most white gold alloys use a tiny bit of nickel to bleach the yellow gold white. Because 18K has less alloy space, it bothers sensitive skin less than 14K. But if you have a serious, full-blown nickel allergy, skip white gold entirely and go with our naturally pure, hypoallergenic platinum.

Why does my 18K white gold pendant look so bright?

Because we don't skimp on the finish. We coat all our 18K white gold pendants in premium rhodium—a rare precious metal from the platinum family. It gives the piece an ultra-reflective, liquid-like mirror shine that makes your lab diamond look even larger and brighter.

What diamond shapes look best in an 18K white gold setting?

Honestly, round brilliant, oval, and pear shapes look insane in 18K white gold. Because the metal is so bright and colorless, it blends seamlessly with the diamond’s edges. This creates a massive illusion of continuous light without any yellow metal tints showing through the stone.

How should I store my 18K white gold necklace so it doesn't tangle?

Never just throw it into a drawer. The trick is to fasten the clasp and leave about an inch of the chain hanging outside of a small zip bag or soft pouch. If the two ends can’t meet, the chain physically cannot knot itself into a total nightmare.