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3 Carats

3 Carat Lab-Grown Diamond Rings

Ready for a glow up? Explore 3 carat lab-grown diamond rings at KAY.

36 Results items returned.

36 Results items returned.

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Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (F/VS2)

Variations Available

Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (F/VS2)
New

$5,399.99

Was $5,999.99

Compare Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (F/VS2)

Now + Forever Lab-Grown Diamonds Oval-Cut Halo Engagement Ring 3 ct tw 14K White Gold

Variations Available

Now + Forever Lab-Grown Diamonds Oval-Cut Halo Engagement Ring 3 ct tw 14K White Gold

$4,649.99

25% off

Was $6,199.99

Compare Now + Forever Lab-Grown Diamonds Oval-Cut Halo Engagement Ring 3 ct tw 14K White Gold

Now + Forever Radiant-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K Yellow Gold

Variations Available

Now + Forever Radiant-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K Yellow Gold
Online Exclusive

$5,399.99

25% off

Was $7,199.99

Compare Now + Forever Radiant-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K Yellow Gold

Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 2-1/2 ct tw 14K Yellow Gold

Variations Available

Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 2-1/2 ct tw 14K Yellow Gold
Online Exclusive

$5,099.99

25% off

Was $6,799.99

Compare Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 2-1/2 ct tw 14K Yellow Gold

Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K Yellow Gold (F/SI2)

Variations Available

Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K Yellow Gold (F/SI2)
Clearance

$6,999.99

30% off

Was $9,999.99

Compare Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K Yellow Gold (F/SI2)

Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K Rose Gold (F/SI2)

Variations Available

Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K Rose Gold (F/SI2)
Clearance

$6,999.99

30% off

Was $9,999.99

Compare Now + Forever Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K Rose Gold (F/SI2)

Showing 36 of 36 products