Lab Grown Diamond Pendant Necklaces In Platinum

Add a sparkling focal point to your look with our lab grown diamond pendant necklaces set in platinum. Featuring a variety of designs, these necklaces combine the brilliance of diamonds with intricate artistry.

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118 Items
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  • Most relevant
  • Best selling
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  • Price, low to high
  • Price, high to low
  • Date, old to new
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Oval Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Oval Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Oval Halo Diamond Necklace
$1,040$1,740
Round Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Round Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Round Halo Diamond Necklace
$1,040$1,740
Pear Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Pear Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Pear Halo Diamond Necklace
$1,040$1,740
Emerald Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Emerald Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Emerald Solitaire Diamond Necklace
$890$1,490
Radiant Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Radiant Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Radiant Solitaire Diamond Necklace
$890$1,490
Cushion Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Cushion Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Cushion Solitaire Diamond Necklace
$890$1,490
Radiant Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Radiant Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Radiant Halo Diamond Necklace
$1,040$1,740
Cushion Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Cushion Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Cushion Halo Diamond Necklace
$1,040$1,740
Bezel Solitaire Round Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Round Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Round Diamond Necklace
$990$1,650
Bezel Solitaire Pear Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Pear Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Pear Diamond Necklace
$990$1,650
Heart Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Heart Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Heart Solitaire Diamond Necklace
$890$1,490
Bezel Solitaire Heart Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Heart Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Heart Diamond Necklace
$990$1,650
Heart Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Heart Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Heart Halo Diamond Necklace
$1,040$1,740
Bezel Solitaire Emerald Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Emerald Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Emerald Diamond Necklace
$990$1,650
Bezel Solitaire Radiant Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Radiant Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Radiant Diamond Necklace
$990$1,650
Bezel Solitaire Cushion Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Cushion Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Cushion Diamond Necklace
$990$1,650
Duo Drop Heart and Round Lab Grown Diamond Necklace In Platinum - Lucenjuri Duo Drop Heart and Round Lab Grown Diamond Necklace In Platinum - Front Angle View
Duo Drop Heart and Round Lab Grown Diamond Necklace
$850$1,420
Marquise Solitaire Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Marquise Solitaire Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Marquise Solitaire Diamond Pendant Necklace
$890$1,490
Princess Solitaire Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Princess Solitaire Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Princess Solitaire Diamond Pendant Necklace
$890$1,490
Asscher Solitaire Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Asscher Solitaire Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Asscher Solitaire Diamond Pendant Necklace
$890$1,490
Marquise Halo Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Marquise Halo Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Marquise Halo Diamond Pendant Necklace
$1,040$1,740
Princess Halo Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Princess Halo Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Princess Halo Diamond Pendant Necklace
$1,040$1,740
Asscher Halo Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Asscher Halo Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Asscher Halo Diamond Pendant Necklace
$1,040$1,740
Bezel Solitaire Marquise Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Bezel Solitaire Marquise Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Bezel Solitaire Marquise Diamond Pendant Necklace
$990$1,650
Bezel Solitaire Princess Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Bezel Solitaire Princess Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Bezel Solitaire Princess Diamond Pendant Necklace
$990$1,650
Bezel Solitaire Asscher Lab Grown Diamond Pendant Necklace In Platinum - Lucenjuri Bezel Solitaire Asscher Lab Grown Diamond Pendant Necklace In Platinum - Front Angle View
Bezel Solitaire Asscher Diamond Pendant Necklace
$990$1,650
Marquise Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Marquise Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Marquise Solitaire Diamond Necklace
$890$1,490
Princess Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Princess Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Princess Solitaire Diamond Necklace
$890$1,490
Asscher Solitaire Lab Grown Diamond Necklace In Platinum - Lucenjuri Asscher Solitaire Lab Grown Diamond Necklace In Platinum - Front Angle View
Asscher Solitaire Diamond Necklace
$890$1,490
Marquise Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Marquise Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Marquise Halo Diamond Necklace
$1,040$1,740
Princess Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Princess Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Princess Halo Diamond Necklace
$1,040$1,740
Asscher Halo Lab Grown Diamond Necklace In Platinum - Lucenjuri Asscher Halo Lab Grown Diamond Necklace In Platinum - Front Angle View
Asscher Halo Diamond Necklace
$1,040$1,740
Bezel Solitaire Marquise Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Marquise Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Marquise Diamond Necklace
$990$1,650
Bezel Solitaire Princess Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Princess Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Princess Diamond Necklace
$990$1,650
Bezel Solitaire Asscher Lab Grown Diamond Necklace In Platinum - Lucenjuri Bezel Solitaire Asscher Lab Grown Diamond Necklace In Platinum - Front Angle View
Bezel Solitaire Asscher Diamond Necklace
$990$1,650
Classic Lab Grown Diamond Open Cross Pendant Necklace In Platinum - Lucenjuri Classic Lab Grown Diamond Open Cross Pendant Necklace In Platinum - Front Angle View
Classic Lab Grown Diamond Open Cross Pendant Necklace
$950$1,590
Invest in absolute durability with our platinum lab grown diamond pendant necklaces, featuring a secure "set it and forget it" architecture that will never fade or yellow over time.
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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.

Platinum Lab Grown Diamond Pendant Necklaces

Welcome to the absolute peak of fine jewelry engineering. Our platinum lab grown diamond pendant necklaces are the ultimate choice for true jewelry purists. Platinum is naturally hypoallergenic, and denser than gold. It’s a pure white metal that never changes color, meaning it holds our ethically grown diamonds in an ice-bright grip that makes them look as bright and clear as possible.

This is an investment in absolute longevity. Its heavy, premium weight feels amazing on your neckline, and its insane durability means your conscious centerpiece stays flawless for a lifetime.

How to Style Platinum Diamond Pendants

Platinum is sleek, clean, and structural, so we like to keep the styling just as intentional. Pair a platinum round brilliant solitaire pendant with minimalist tailoring or sharp, structural silhouettes. Let that cool, bright metal do the heavy lifting, or pair it with our certified platinum lab diamond studs for an echo of unrivaled, high-end brilliance.

Why Choose the Lucenjuri Platinum Collection

When you shop your platinum lab grown diamond pendant necklaces at Lucenjuri, you’re choosing the ultimate standard of sustainable luxury. No plating, no tarnishing, and absolutely zero compromises. We pair this elite metal with the finest certified lab-created diamonds to give you a masterpiece that stands the test of time.

FAQs

Why should I choose platinum over white gold?

Choose platinum if you want zero maintenance and ultimate purity. Platinum is naturally white, so it will never turn yellow or need to be replated. It’s also much heavier and completely hypoallergenic. White gold is lighter, but requires a re-dip down the line to stay bright.

Does platinum scratch easily?

Platinum doesn't actually lose metal when it gets scratched; the metal just shifts over, creating a soft, worn finish called a "patina." Jewelry purists love this look because it looks vintage and elite. But if you hate it, a quick polish at a jeweler brings back the mirror shine instantly.

Is a platinum pendant completely hypoallergenic?

Yes. Our platinum pendants are 95% pure, making them completely hypoallergenic and totally safe for anyone with severe nickel or metal allergies. If your skin breaks out or gets itchy from standard jewelry, platinum is your safe haven.

Why does a platinum setting make a diamond look better?

Because platinum is a true, pure white metal, it acts like a stealth setting. It doesn't reflect any yellow or warm undertones into the stone. This makes your lab grown diamond look incredibly colorless, icy, and bright from every single angle.

Is platinum secure enough to hold a large diamond?

It’s the most secure metal on earth. Platinum is incredibly dense and malleable, meaning its prongs bend securely over a diamond without breaking. It holds onto your stone with a death grip that won't snap or wear down over time, making it the ultimate insurance policy for your stone.