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4 Carat Lab-Grown Diamond Rings

Make a grand gesture with 4 carat lab-grown diamond rings from KAY. Explore all our 4 carat lab-grown diamond rings perfect for extraordinary proposal to lavish gifts.
12 Results items returned.
12 Results items returned.
Monique Lhuillier Bliss Pear-Shaped Lab-Grown Diamond Halo Engagement Ring 4 ct tw 18K White Gold

$5,719.99 
35% off
Was $8,799.99 
KAY Lab-Grown Diamonds Yellow & White Multi-Row Ring 4 ct tw 14K Yellow Gold

Online Exclusive

$4,499.99 
Now + Forever Lab-Grown Diamonds Pear-Shaped Alternating Anniversary Ring 4 ct tw 14K Yellow Gold

Online Exclusive

$3,574.99 
35% off
Was $5,499.99 
Monique Lhuillier Bliss Lab-Grown Diamond Eternity Ring 4 ct tw 18K White Gold

Online Exclusive

$3,574.99 
35% off
Was $5,499.99 
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Now + Forever Lab-Grown Diamonds Princess-Cut Solitaire Engagement Ring 4 ct tw 14K White Gold (F/SI2)

Clearance

$14,499.99 
50% off
Was $28,999.99 
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Previously Owned Neil Lane Artistry Oval-Cut Lab-Grown Diamond Engagement Ring 4 ct tw 14K White Gold

Previously Owned Lovingly Restored

$4,549.99 
50% off
Was $9,099.99 
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Neil Lane Artistry Oval-Cut Lab-Grown Diamond Engagement Ring 4 ct tw 14K White Gold

Clearance

$5,039.99 
40% off
Was $8,399.99 
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Neil Lane Artistry Cushion-Cut Lab-Grown Diamond Three-Stone Ring 4 ct tw 14K White Gold

Clearance

$5,999.99 
25% off
Was $7,999.99 
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Neil Lane Artistry Square Emerald-Cut Lab-Grown Diamond Engagement Ring 4 ct tw 14K White Gold

Clearance

$5,599.99 
30% off
Was $7,999.99 
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Neil Lane Artistry Heritage Cushion-Cut Lab-Grown Diamond Engagement Ring 4 ct tw Platinum

Clearance

$6,749.99 
25% off
Was $8,999.99 
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Neil Lane Artistry Heritage Emerald-Cut Lab-Grown Diamond Engagement Ring 4 ct tw Platinum

Clearance

$5,279.99 
40% off
Was $8,799.99 
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Neil Lane Artistry Oval-Cut Lab-Grown Diamond Engagement Ring 4 ct tw 14K White Gold

Clearance

$5,039.99 
40% off
Was $8,399.99 
Showing 12 of 12 products