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.
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Customer Reviews

Mar 22, 2025
Great quality, great price
Great quality at an affordable price. My wife loves her new diamond necklace! It’s elegant, sparkly, and perfect for everyday wear. She wears it all the time, and I’m happy with the purchase.
— Eric E.
Feb 20, 2025
Totally Worth It!
This marquise necklace is perfect for any occasion. Worth every penny, and the shipping was fast. Plus, it’s IGI-certified, so I know I’m getting top-quality diamonds! Definitely recommend Lucenjuri!
— Jennifer R.
Nov 26, 2024
Timely delivery, love it!
The online process was so easy, received the product in a timely manner and love my tassel diamond necklace! It’s a great piece to wear on a night out, and I always feel glamorous when I wear it.
— Kimberly S.
Oct 9, 2024
Happy Customer!
This isn’t my first time shopping with Lucenjuri, and once again, they didn’t disappoint! I love how it’s both elegant and subtle—perfect for everyday wear. Plus, as always, the shipping was super fast!
— Sophia P.
May 20, 2024
Perfect gift for our daughter
We gave our daughter a halo-set lab diamond necklace for her 21st birthday. She loved it. It was her first 'real' jewelry and she’s barely taken it off since.
— Richard D.
Jun 18, 2024
Happy mom
Received the pear and emerald pendant necklace from my daughter for Mother’s Day. It’s so thoughtful and elegant. Lucenjuri also has the most stunning packaging!
Hannah W.
Mar 16, 2025
A gift that left her speechless
I bought this pear shaped diamond necklace for my girlfriend, and it was the perfect surprise. She loves simplicity with a little bit of sparkle, and this piece was ideal. The necklace arrived on time and in such beautiful packaging. I highly recommend this as a gift for anyone special!
— Mario
Dec 18, 2024
Perfect gift
The necklace was for my 16-year-old grandniece and she was very pleased. It was a perfect gift, and she hasn’t stopped wearing it. She absolutely loved the design and the sparkle!
— Maria D.
Jan 14, 2025
My kind of jewelry
I was looking for something geometric and minimal, and this curved bar design really stood out to me. It's understated but beautifully detailed up close. The stones are set with precision and the gold bar gives it an architectural vibe that I love.
— Clara
Mar 20, 2025
Simple, elegant, and meaningful
Bought this for my wife as a surprise before our anniversary trip. She doesn’t usually wear much jewelry, but she’s worn this nearly every day since it arrived. The heart shape is subtle, not too girly, and it really sparkles.
— Jonathan H.
Mar 28, 2025
Glamorous without the fuss
I was looking for something I could wear every day but still look good for formal events too. This radiant necklace is perfect! Not too flashy, just the right amount of elegance. The IGI certificate definitely gave me extra confidence in my choice, and it arrived fast!
— Joey W.

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.