3 Carat Lab-Grown Diamond Rings
Ready for a glow up? Explore 3 carat lab-grown diamond rings at KAY. Celebrate milestones or pop the question with 3 carat lab-grown diamond ring styles.
22 Results items returned.
22 Results items returned.
- Price Low to High
- Price High to Low
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22 Results items returned.
- Price Low to High
- Price High to Low
- Newest Arrivals
- Most popular
$4,744.99
35% off
Was $7,299.99
$4,614.99
35% off
Was $7,099.99
$4,419.99
35% off
Was $6,799.99
Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 2-1/2 ct tw 14K Yellow GoldOnline Exclusive
Online Exclusive
$4,419.99
35% off
Was $6,799.99
$4,744.99
35% off
Was $7,299.99
Now + Forever Lab-Grown Diamonds Marquise & Round-Cut Multi-Row Anniversary Ring 3 ct tw 14K White GoldOnline Exclusive
Online Exclusive
$3,249.99
35% off
Was $4,999.99
$4,289.99
35% off
Was $6,599.99
$4,289.99
35% off
Was $6,599.99
$2,924.99
35% off
Was $4,499.99
$3,119.99
35% off
Was $4,799.99
Now + Forever Lab-Grown Diamonds Pear-Shaped Anniversary Ring 3 ct tw 14K Yellow GoldOnline Exclusive
Online Exclusive
$3,119.99
35% off
Was $4,799.99
$2,924.99
35% off
Was $4,499.99
$4,289.99
35% off
Was $6,599.99
Previously Owned Lab-Grown Diamonds Engagement Ring 3 ct tw 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$5,199.99
60% off
Was $12,999.99
$4,409.99
30% off
Was $6,299.99
$4,999.99
50% off
Was $9,999.99
$6,399.99
60% off
Was $15,999.99
$5,099.99
50% off
Was $10,199.99
$2,099.99
30% off
Was $2,999.99
Neil Lane Artistry Heritage Square Emerald-Cut Lab-Grown Diamond Engagement Ring 3 ct tw PlatinumClearance
Clearance
$3,699.99
50% off
Was $7,399.99
Showing 22 of 22 products