Shop 3 Carat Engagement Rings

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!

3 Carat Engagement Rings

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

Neil Lane Diamond Engagement Ring 3 ct tw Princess/Round 14K White GoldOnline Exclusive

Memories Moments Magic Radiant-Cut Lab-Grown Diamond Three-Stone Engagement Ring 3 ct tw 14K White Gold

Previously Owned Princess-Cut Quad Diamond Bridal Set 3 ct tw 14K White Gold Size 6.75Previously Owned

Now + Forever Lab-Grown Diamonds Round-Cut Engagement Ring 3 ct tw Platinum

Now + Forever Oval-Cut Lab-Grown Diamond Engagement Ring 4-3/4 ct tw 14K White GoldOnline Exclusive

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

Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (I/SI2)Clearance

Previously Owned Diamond Engagement Ring 3 ct tw Princess & Round-cut 14K White GoldPreviously Owned Lovingly Restored

Now + Forever Radiant-Cut Lab-Grown Diamond Engagement Ring 3 ct tw 14K White GoldOnline Exclusive

Now + Forever Princess-Cut Multi-Diamond Double Halo Engagement Ring 3 ct tw 10K Yellow GoldNew

Previously Owned Lab-Grown Diamonds Engagement Ring 3 ct tw 14K White GoldPreviously Owned Lovingly Restored

Neil Lane Artistry Cushion-Cut Lab-Grown Diamond Halo Bridal Set 3 ct tw 14K White Gold

Now + Forever Diamond Engagement Ring 3 ct tw Round & Baguette 14K White Gold

Monique Lhuillier Bliss Princess-Cut Pink & White Lab-Grown Diamond Three-Stone Engagement Ring 3 ct tw 18K White Gold

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

Previously Owned Diamond Bridal Set 3 ct tw Baguette & Round-cut 14K White Gold Size 6.5Previously Owned Lovingly Restored

Now + Forever Certified Round Diamond Solitaire Engagement Ring 3 ct tw 14K White Gold (I/I2)Clearance

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

Now + Forever Lab-Grown Diamonds Pear-Shaped Bridal Set 3 ct tw 14K Yellow GoldOnline Exclusive

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

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

Neil Lane Diamond Engagement Ring 3 ct tw Princess/Round 14K White Gold
Online Exclusive

Previously Owned Princess-Cut Quad Diamond Bridal Set 3 ct tw 14K White Gold Size 6.75
Previously Owned

Now + Forever Oval-Cut Lab-Grown Diamond Engagement Ring 4-3/4 ct tw 14K White Gold
Online Exclusive

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

Lab-Grown Diamonds Round-Cut Solitaire Engagement Ring 3 ct tw 14K White Gold (I/SI2)
Clearance

Previously Owned Diamond Engagement Ring 3 ct tw Princess & Round-cut 14K White Gold
Previously Owned Lovingly Restored

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

Now + Forever Princess-Cut Multi-Diamond Double Halo Engagement Ring 3 ct tw 10K Yellow Gold
New

Previously Owned Lab-Grown Diamonds Engagement Ring 3 ct tw 14K White Gold
Previously Owned Lovingly Restored

Previously Owned Diamond Bridal Set 3 ct tw Baguette & Round-cut 14K White Gold Size 6.5
Previously Owned Lovingly Restored

Now + Forever Certified Round Diamond Solitaire Engagement Ring 3 ct tw 14K White Gold (I/I2)
Clearance

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

Now + Forever Lab-Grown Diamonds Pear-Shaped Bridal Set 3 ct tw 14K Yellow Gold
Online Exclusive