Lab-Grown Marquise Diamond Rings
Discover the unique elegance of lab-grown marquise diamond rings at KAY.
Diamond jewelry is even more fun when you go bold with the style. Shop KAY’s diamond rings, and find new ways to express your style. Shop every style—from bold enough to carry a look to understated diamond rings that you’ll love to layer.
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55 Results items returned.
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55 Results items returned.
- Price Low to High
- Price High to Low
- Newest Arrivals
- Most popular
$4,699.99
Previously Owned Neil Lane Artistry Marquise & Round-Cut Lab-Grown Diamond Anniversary Band 1-1/2 ct tw 14K White GoldPreviously Owned
Previously Owned
$1,679.99
40% off
Was $2,799.99
Previously Owned Neil Lane Artistry Marquise-Cut Lab-Grown Diamond Anniversary Band 3/4 ct tw 14K White GoldPreviously Owned
Previously Owned
$1,139.99
40% off
Was $1,899.99
Previously Owned Neil Lane Artistry Marquise & Round-Cut Lab-Grown Diamond Anniversary Band 3/4 ct tw 14K White GoldPreviously Owned
Previously Owned
$1,139.99
40% off
Was $1,899.99
Now + Forever Marquise-Cut Lab-Grown Diamond Engagement Ring 3-1/2 ct tw 14K Yellow GoldOnline Exclusive
Online Exclusive
$7,499.99
$2,339.99
40% off
Was $3,899.99
$2,819.99
40% off
Was $4,699.99
Neil Lane Artistry Marquise-Cut Lab-Grown Diamond Engagement Ring 1-7/8 ct tw 14K White GoldClearance
Clearance
$2,219.99
40% off
Was $3,699.99
$2,399.99
40% off
Was $3,999.99
Showing 42 of 55 products