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Wear the story of your love with 3 carat engagement rings from Kay. Whether you're shopping together as a couple or you want to surprise your partner with the ring of their dreams, Kay has a wide range of cuts and styles to choose from of 3 carat diamond engagement rings. Make today the day you say yes to the ring!

19 Results items returned.
19 Results items returned.
Now + Forever Oval-Cut Lab-Grown Diamond Engagement Ring 4-3/4 ct tw 14K Yellow Gold

Online Exclusive - GET IT BY MOTHER'S DAY

$6,649.99 
30% off
Was $9,499.99 
Previously Owned Diamond Engagement Ring 3 ct tw Princess & Round-cut 14K White Gold

Previously Owned - GET IT BY MOTHER'S DAY

$2,699.99 
50% off
Was $5,399.99 
Previously Owned Diamond Engagement Ring 3 ct tw Princess & Round-cut 10K White Gold

Previously Owned - GET IT BY MOTHER'S DAY

$2,279.60 
60% off
Was $5,699.00 
Neil Lane Diamond Engagement Ring 3 ct tw Princess/Round 14K White Gold

Online Exclusive - GET IT BY MOTHER'S DAY

$17,009.99 
30% off
Was $24,299.99 
Previously Owned Princess-Cut Quad Diamond Bridal Set 3 ct tw 14K White Gold Size 6.75

Previously Owned - GET IT BY MOTHER'S DAY

$4,249.99 
50% off
Was $8,499.98 
Previously Owned Ring 3 ct tw Diamonds 14K White Gold

Previously Owned - GET IT BY MOTHER'S DAY

$3,099.50 
50% off
Was $6,199.00 
Neil Lane Artistry Cushion-Cut Lab-Grown Diamond Halo Bridal Set 3 ct tw 14K White Gold

GET IT BY MOTHER'S DAY

$5,319.98 
30% off
Was $7,599.98 
Previously Owned Ring 3 ct tw Diamonds 14K Two-Tone Gold

Previously Owned - GET IT BY MOTHER'S DAY

$1,349.70 
70% off
Was $4,499.00 
Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 2-1/2 ct tw 14K Yellow Gold

Online Exclusive - GET IT BY MOTHER'S DAY

$4,759.99 
30% off
Was $6,799.99 
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Memories, Moments, Magic Round-Cut Lab-Grown Diamond Three-Stone Engagement Ring 3 ct tw 14K White Gold

Clearance - GET IT BY MOTHER'S DAY

$2,999.99 
40% off
Was $4,999.99 
Now + Forever Radiant-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K White Gold

New - GET IT BY MOTHER'S DAY

$4,759.99 
30% off
Was $6,799.99 
Previously Owned Lab-Grown Diamonds Engagement Ring 3 ct tw 14K White Gold

Previously Owned - GET IT BY MOTHER'S DAY

$5,199.99 
60% off
Was $12,999.99 
Now + Forever Princess-Cut Lab-Grown Diamond Hidden Halo Engagement Ring 3 ct tw 14K White Gold

New - GET IT BY MOTHER'S DAY

$4,759.99 
30% off
Was $6,799.99 
Now + Forever Certified Round Diamond Solitaire Engagement Ring 3 ct tw 14K White Gold (I/I2)

GET IT BY MOTHER'S DAY

$20,699.99 
Was $22,999.99 
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Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (F/VS2)

Clearance - GET IT BY MOTHER'S DAY

$6,799.99 
60% off
Was $16,999.99 
Now + Forever Lab-Grown Diamonds Pear-Shaped Bridal Set 3 ct tw 14K Yellow Gold

Online Exclusive - GET IT BY MOTHER'S DAY

$4,199.99 
30% off
Was $5,999.99 
Now + Forever Diamond Engagement Ring 3 ct tw Round & Baguette 14K White Gold

GET IT BY MOTHER'S DAY

$4,199.99 
30% off
Was $5,999.99 
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Neil Lane Diamond Engagement Ring 3 ct tw Princess/Round 14K Yellow Gold

Clearance - GET IT BY MOTHER'S DAY

$8,649.99 
50% off
Was $17,299.99 
Monique Lhuillier Bliss Princess-Cut Pink & White Lab-Grown Diamond Three-Stone Engagement Ring 3 ct tw 18K White Gold

New - GET IT BY MOTHER'S DAY

$5,389.99 
30% off
Was $7,699.99 
Showing 19 of 19 products
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