![Chelsea Lab Diamond Marquise Pendant 18k White Gold Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant 18k Yellow Gold Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant 18k Rose Gold Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant Platinum Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant 18k White Gold Side View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant 18k White Gold Rear View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant 18k White Gold Clasp Closed](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![Chelsea Lab Diamond Marquise Pendant 18k White Gold Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Yellow Gold Side View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Yellow Gold Rear View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Yellow Gold Clasp Closed](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Yellow Gold Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Rose Gold Side View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Rose Gold Rear View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Rose Gold Clasp Closed](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant 18k Rose Gold Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant Platinum Side View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant Platinum Rear View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant Platinum Clasp Closed](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
)
![Chelsea Lab Diamond Marquise Pendant Platinum Front View](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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Drop a hint
Share your favorite design with someone special.
![](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x100_crop_left.png?v=1593909494867914621686154488
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![](http://jeandousset.com/cdn/shop/t/174/assets/placeholder_100x64_crop_left.png?v=1593909494867914621686154488
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AT YOUR SERVICE
From your dream ring to the perfect gift, our Client Advisors are here to help.
SEEING IS BELIEVING
Experience designer lab diamonds firsthand.
Your peace of mind is our priority. Every order is delivered via insured 2-day shipping on us.
We offer a 30-day complimentary returns and exchange policy. Made-to-order jewelry is eligible for exchanges or store credit (some exclusions apply), while in-stock jewelry can be returned or exchanged. Custom Orders, High Jewelry, Jewelry with Custom Cutouts, International Orders (outside the US), Jewelry on sale, and Resized Jewelry are not eligible for returns. Learn more about our full return policy and exclusions at our FAQ.
Chelsea Lab Diamond Marquise Pendant
Made for the “it girl,” this Chelsea pendant necklace features an expertly cut marquise lab diamond held in a four-prong setting. Handset on a delicate chain, this silhouette looks stunning on everyone. Pair this Chelsea pendant with other mixed metal pieces and styles, or simply wear it on its own.
Experience diamonds with a new story, where you don’t need to sacrifice quality or size to purchase the jewelry of your dreams. All of our jewelry features colorless lab diamonds with VS+ clarity.
Your peace of mind is our priority. Every order is delivered via insured 2-day shipping – on us.
We offer a 30-day complimentary returns and exchange policy. Made-to-order jewelry is eligible for exchanges or store credit (some exclusions apply), while in-stock jewelry can be returned or exchanged. Custom Orders, High Jewelry, Jewelry with Custom Cutouts, International Orders (outside the US), Jewelry on sale, and Resized Jewelry are not eligible for returns. Learn more about our full return policy and exclusions at our FAQ.
From our premiere metalsmiths to our world-renowned stone setters, your jewelry is in the hands of the masters of this craft. We are dedicated to crafting quality products, designed to be yours for years to come.
We stand behind our craftsmanship and offer a complimentary lifetime warranty against all manufacturing defects.
You Above All®
Our shopping experience is carefully designed with you in mind. Stress-free from start to finish with complimentary, no-hassle services—and that’s our promise.
2-Day Insured Shipping
30-Day Returns & Exchanges
Financing Available
Ring Resizing & Engraving
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Legacy.
Liberated.
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Designed by the great-great-grandson of Louis Cartier, creating the finest engagement rings and diamond jewelry is in our DNA.
Luxury at
Your Fingertips
Who says you can't have it all? We source only the top 1% of the world's most desirable lab diamonds so that you don't ever have to compromise on quality or your standards.