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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.
25 Results items returned.
25 Results items returned.
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KAY Lab-Grown Diamonds Crossover Fashion Ring 3 ct tw 14K White Gold

Sale

$1,749.99 
50% off
Was $3,499.99 
Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (F/VS2)

Clearance - GET IT BY CHRISTMAS

$2,999.99 
50% off
Was $5,999.99 
Now + Forever Oval-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K Yellow Gold

Online Exclusive - GET IT BY CHRISTMAS

$3,959.99 
40% off
Was $6,599.99 
Neil Lane Artistry Baguette, Pear, Marquise & Round-cut Lab-Grown Diamond Anniversary Band 3 ct tw 14K White Gold

Clearance - GET IT BY CHRISTMAS

$2,749.99 
50% off
Was $5,499.99 
Now + Forever Lab-Grown Diamonds Pear-Shaped Anniversary Ring 3 ct tw 14K Yellow Gold

Online Exclusive

$2,879.99 
40% off
Was $4,799.99 
Now + Forever Lab-Grown Diamonds Marquise & Round-Cut Multi-Row Anniversary Ring 3 ct tw 14K White Gold

Online Exclusive

$2,999.99 
40% off
Was $4,999.99 
Neil Lane Artistry Heritage Square Emerald-Cut Lab-Grown Diamond Engagement Ring 3 ct tw Platinum

Clearance - GET IT BY CHRISTMAS

$3,699.99 
50% off
Was $7,399.99 
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Lab-Grown Diamonds Solitaire Engagement Ring 3 ct tw 14K White Gold (F/SI2)

Clearance - GET IT BY CHRISTMAS

$4,999.99 
50% off
Was $9,999.99 
Lab-Grown Diamonds Princess-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (F/SI2)

Clearance - GET IT BY CHRISTMAS

$6,399.99 
60% off
Was $15,999.99 
Now + Forever Lab-Grown Diamonds Oval-Cut Halo Bridal Set 3 ct tw 14K White Gold

Online Exclusive

$3,959.99 
40% off
Was $6,599.99 
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Memories Moments Magic Radiant-Cut Lab-Grown Diamond Three-Stone Engagement Ring 3 ct tw 14K White Gold

GET IT BY CHRISTMAS

$4,079.99 
40% off
Was $6,799.99 
Neil Lane Artistry Oval-Cut Lab-Grown Diamond Three-Stone Ring 3 ct tw 14K White Gold

GET IT BY CHRISTMAS

$3,779.99 
40% off
Was $6,299.99 
Previously Owned Lab-Grown Diamonds Engagement Ring 3 ct tw 14K White Gold

Previously Owned Lovingly Restored - GET IT BY CHRISTMAS

$5,199.99 
60% off
Was $12,999.99 
THE LEO Legacy Lab-Grown Diamond Three-Row Domed Anniversary Ring 3 ct tw 14K White Gold

Clearance - GET IT BY CHRISTMAS

$2,249.99 
50% off
Was $4,499.99 
THE LEO Legacy Lab-Grown Diamond Anniversary Ring 3 ct tw 14K White Gold

GET IT BY CHRISTMAS

$2,699.99 
40% off
Was $4,499.99 
THE LEO Legacy Lab-Grown Diamond Three-Row Anniversary Ring 3 ct tw 14K White Gold

GET IT BY CHRISTMAS

$2,879.99 
40% off
Was $4,799.99 
Monique Lhuillier Bliss Oval-Cut Lab-Grown Diamond Eternity Ring 3 ct tw 18K White Gold

Online Exclusive

$2,699.99 
40% off
Was $4,499.99 
Monique Lhuillier Bliss Princess-Cut Pink & White Lab-Grown Diamond Three-Stone Engagement Ring 3 ct tw 18K White Gold

GET IT BY CHRISTMAS

$4,559.99 
40% off
Was $7,599.99 
Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 2-1/2 ct tw 14K Yellow Gold

Online Exclusive

$4,079.99 
40% off
Was $6,799.99 
Now + Forever Pear-Shaped Lab-Grown Diamond Eternity Ring 3 ct tw 14K White Gold

Online Exclusive

$3,899.99 
40% off
Was $6,499.99 
Neil Lane Artistry Baguette & Round-Cut Lab-Grown Diamond Anniversary Band 3 ct tw 14K White Gold

Clearance - GET IT BY CHRISTMAS

$2,199.99 
60% off
Was $5,499.99 
Now + Forever Lab-Grown Diamonds Oval-Cut Halo Engagement Ring 3 ct tw 14K White Gold

GET IT BY CHRISTMAS

$3,959.99 
40% off
Was $6,599.99 
Now + Forever Lab-Grown Diamonds Round-Cut Engagement Ring 3 ct tw Platinum

GET IT BY CHRISTMAS

$4,379.99 
40% off
Was $7,299.99 
KAY Lab-Grown Diamonds Men's Three-Row Ring 3 ct tw 10K Yellow Gold

Clearance - GET IT BY CHRISTMAS

$2,099.99 
30% off
Was $2,999.99 
Now + Forever Radiant-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K White Gold

Online Exclusive

$4,379.99 
40% off
Was $7,299.99 
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