Lab Grown Diamond Pendant Necklaces In 18K Yellow Gold

Experience the rich, buttery saturation of our 18K yellow gold lab grown diamond pendant necklaces, crafted to deliver a heavy, prestigious weight and undeniable presence.

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Round Solitaire Lab Grown Diamond Pendant Necklace In 18K Yellow Gold - Lucenjuri Round Solitaire Lab Grown Diamond Pendant Necklace In 18K Yellow Gold - Front Angle View
Round Solitaire Diamond Pendant Necklace
$890$1,490
Round Halo Lab Grown Diamond Pendant Necklace In 18K Yellow Gold - Lucenjuri Round Halo Lab Grown Diamond Pendant Necklace In 18K Yellow Gold - Front Angle View
Round Halo Diamond Pendant Necklace
$1,040$1,740
Duo Drop Round and Pear Lab Grown Diamond Necklace In 18K Yellow Gold - Lucenjuri Duo Drop Round and Pear Lab Grown Diamond Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Duo Drop Round Lab Grown Diamond Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Duo Drop Round and Oval Lab Grown Diamond Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Bezel Solitaire Round Lab Grown Diamond Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Duo Drop Round and Halo Pear Lab Grown Diamond Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round Solitaire Lab Grown Diamond Necklace In 18K Yellow Gold - Front Angle View
Round Solitaire Diamond Necklace
$890$1,490
Round Halo Lab Grown Diamond Necklace In 18K Yellow Gold - Lucenjuri Round Halo Lab Grown Diamond Necklace In 18K Yellow Gold - Front Angle View
Round Halo Diamond Necklace
$1,040$1,740
Bezel Solitaire Round Lab Grown Diamond Necklace In 18K Yellow Gold - Lucenjuri Bezel Solitaire Round Lab Grown Diamond Necklace In 18K Yellow Gold - Front Angle View
Bezel Solitaire Round Diamond Necklace
$990$1,650
Duo Drop Heart and Round Lab Grown Diamond Necklace In 18K Yellow Gold - Lucenjuri Duo Drop Heart and Round Lab Grown Diamond Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Classic Lab Grown Diamond Open Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Bead Bright Set Lab Grown Diamond Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Classic Round Lab Grown Diamond Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Tapered Baguette and Round Lab Grown Diamond Cross Pendant In 18K Yellow 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 Yellow Gold - Lucenjuri Oval and Round Lab Grown Diamond Cross Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Lab Grown Diamond Pavé Edge Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round Lab Grown Diamond Prong Set Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round Solitaire Lab Grown Diamond Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round Lab Grown Diamond Flare Edge Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round Lab Grown Diamond French Pavé Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round and Asscher Lab Grown Diamond Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Round Lab Grown Diamond Cross Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Shared Prong Round Lab Grown Diamond Cross Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Lab Grown Diamond Round Halo Pavé Twist Pendant Necklace In 18K Yellow 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 Yellow Gold - Lucenjuri Lab Grown Diamond Round Accented Twist Pendant Necklace In 18K Yellow Gold - Front Angle View
Round Accented Twist Diamond Pendant Necklace
$1,050$1,750
Lab Grown Diamond Round Solitaire Twist Pendant Necklace In 18K Yellow Gold - Lucenjuri Lab Grown Diamond Round Solitaire Twist Pendant Necklace In 18K Yellow Gold - Front Angle View
Round Solitaire Twist Diamond Pendant Necklace
$1,000$1,670
Round Halo Lab Diamond Pavé Bail Pendant in 18K Yellow Gold - Lucenjuri Round Halo Lab Diamond Pavé Bail Pendant in 18K Yellow 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.
Step into high-end heritage with our 18K yellow gold lab grown diamond pendant necklaces, featuring substantial settings designed to elevate ovals, round cuts, and custom designs.

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 Yellow Gold Lab Grown Diamond Pendant Necklaces

If you want to go all out on that deep, rich, honeyed opulence, 18K yellow gold is the ultimate flex. Packing 75% pure gold, it has this unmistakable, regal warmth that frames our conflict-free diamonds like a literal work of art. It looks incredibly expensive because it is the real deal.

Every single pendant in this premium curation balances heavy, high-grade metalwork with hyper-precise settings. We designed these for the modern collector who wants a piece that feels weighted, luxurious, and ready to be passed down.

How to Style 18K Yellow Gold Diamond Pendants

An 18K yellow gold pendant carries a massive presence all by itself. Let a sharp emerald-cut or a cushion-cut pendant sit against bare skin with a low-cut linen shirt to let that rich metal really pop. Want a high-end, cohesive edit? Pair it up with our matching 18K yellow gold tennis bracelets for that old-world sophistication reimagined for right now.

Why Choose the Lucenjuri 18K Yellow Gold Collection

When you shop your 18K yellow gold lab grown diamond pendant necklaces at Lucenjuri, you’re getting pure, sustainable indulgence. Every single stone is hand-selected and certified, meaning you get maximum sparkle with zero bad vibes. It’s top-shelf craftsmanship and ethical sourcing wrapped into one stunning centerpiece.

FAQs

Why is 18K yellow gold more expensive than 14K?

Simple math: 18K gold contains 75% pure gold, while 14K contains 58.5%. You are physically getting more precious metal per gram. That higher gold content gives 18K that unmistakably rich, deep honey color that looks incredibly high-end and luxurious.

How do I take care of my premium 18K yellow gold pendant?

Because 18K gold is richer, it can scratch a bit easier if rubbed against harder jewelry. Keep it in its own soft fabric pouch when you aren't wearing it. To clean it, stick to mild dish soap, warm water, and a very soft cloth. No harsh chemicals ever.

What styles are available in the 18K yellow gold collection?

We style our 18K yellow gold across our three core layouts: the minimal Solitaire (pure elegance), the high-impact Halo (maximum drama), and the sleek Bezel-set (smooth, modern frame). Each one brings out the deep, regal warmth of the metal differently.

Are the lab diamonds in the 18K gold collection certified?

Always. We don’t do mystery stones. Every single lab-created center diamond in our 18K gold collection is fully certified. You get official paperwork detailing its cut, clarity, color, and carat weight so you know exactly how elite your centerpiece is.

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

Never just toss it into a drawer. 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.