Skip to Content Skip to Navigation Skip to Offers

Lab-Grown Diamonds by KAY Rings

Our collection of lab-grown diamond rings are the perfect symbol of love and commitment. From engagement rings to wedding bands and anniversary bands, find a ring style you love crafted with lab-created diamonds by KAY.
78 Results items returned.
78 Results items returned.
undefinedundefinedundefined
KAY Lab-Grown Diamonds Crossover Ring 1/2 ct tw 10K White Gold

Clearance

$479.99 
40% off
Was $799.99 
undefinedundefinedundefined
Previously Owned Lab-Grown Diamonds Cushion Frame Engagement Ring 1 ct tw 14K White Gold

Previously Owned Lovingly Restored

$1,199.99 
40% off
Was $1,999.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Round-Cut Twist Shank Promise Ring 1/10 ct tw Sterling Silver

$129.99 
35% off
Was $199.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Vintage-Style Multi-Diamond Fashion Ring 3/4 ct tw 10K Yellow Gold

Clearance

$719.99 
40% off
Was $1,199.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Crossover Ring 1/2 ct tw 14K Yellow Gold

Clearance

$629.99 
30% off
Was $899.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Multi-Stone Split Shank Promise Ring 1/10 ct tw Sterling Silver

$129.99 
35% off
Was $199.99 
KAY Lab-Grown Diamonds Ring 2 ct tw 14K White Gold

$2,274.99 
35% off
Was $3,499.99 
undefinedundefinedundefined
Previously Owned Lab-Grown Diamonds Cushion Frame Engagement Ring 1 ct tw 14K White Gold

Previously Owned Lovingly Restored

$1,199.99 
40% off
Was $1,999.99 
KAY Lab-Grown Diamonds Round-Cut Three-Stone Bypass Promise Ring 1/5 ct tw Sterling Silver

$162.49 
35% off
Was $249.99 
undefinedundefinedundefined
Men's Lab-Grown Diamond Four-Row Ring 2 ct tw 10K White Gold

$1,539.99 
30% off
Was $2,199.99 
KAY Lab-Grown diamonds Pyramid Cluster Ring 1-1/4 ct tw 10K White Gold

$779.99 
35% off
Was $1,199.99 
KAY Lab-Grown Diamonds Men's Multi-Stone Cushion Halo Ring 1 ct tw Sterling Silver

New

$559.99 
30% off
Was $799.99 
KAY Lab-Grown Diamonds Crossover Fashion Ring 1 ct tw 10K White Gold

New

$1,299.99 
35% off
Was $1,999.99 
KAY Lab-Grown diamonds Swirl Promise Ring 1/5 ct tw 10K Rose Gold

Online Exclusive

$324.99 
35% off
Was $499.99 
Marquise-Cut Lab-Grown Diamond Flex Wrap Ring 1/2 ct tw 10K White Gold

Online Exclusive

$974.99 
35% off
Was $1,499.99 
undefinedundefinedundefined
Previously Owned KAY Lab-Grown Diamonds Ring 2 ct tw 14K White Gold

Previously Owned Lovingly Restored

$1,379.99 
40% off
Was $2,299.99 
Oval & Marquise-Cut Lab-Grown Diamond Fashion Ring 1/3 ct tw 10K Yellow Gold

Online Exclusive

$487.49 
35% off
Was $749.99 
Men's Lab-Grown Diamond Five-Row Ring 2-1/2 ct tw 10K Yellow Gold

$2,799.99 
30% off
Was $3,999.99 
undefinedundefinedundefined
Men's KAY Lab-Grown Diamonds Ring 2 ct tw 10K White Gold

Clearance

$1,959.99 
30% off
Was $2,799.99 
undefinedundefinedundefined
Previously Owned  KAY Lab-Grown Diamonds Ring 2 ct tw Round-cut 14K White Gold

Previously Owned Lovingly Restored

$1,919.99 
40% off
Was $3,199.99 
undefinedundefinedundefined
Men's Lab-Grown Diamond Five-Row Ring 1-1/2 ct tw 10K Yellow Gold

Clearance

$1,329.99 
30% off
Was $1,899.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Multi-Row Crossover Ring 1 ct tw 10K White Gold

Clearance

$719.99 
40% off
Was $1,199.99 
KAY Lab-Grown Diamonds Pear-Shaped & Round-Cut Diamond Two-Stone Contour Fashion Ring 1/5 ct tw 10K Yellow Gold

$454.99 
35% off
Was $699.99 
KAY Lab-Grown diamonds Men's Diagonal Multi-Row Ring 7 ct tw 10K Yellow Gold

$6,299.99 
30% off
Was $8,999.99 
KAY Lab-Grown Diamonds Princess-Cut Halo Promise Ring 1/4 ct tw Sterling Silver

$259.99 
35% off
Was $399.99 
Men's Square-Cut Lab-Grown Diamond Double Cushion Halo Ring 2 ct tw 10K White Gold

$2,799.99 
30% off
Was $3,999.99 
undefinedundefinedundefined
Previously Owned Lab-Grown Diamonds Contour Enhancer Ring 1-1/2 ct tw 14K White Gold

Previously Owned Lovingly Restored

$1,679.99 
40% off
Was $2,799.99 
undefinedundefinedundefined
Previously Owned KAY Lab-Grown Diamonds Three Row Chevron Ring 1 ct tw 14K White Gold

Previously Owned Lovingly Restored

$599.99 
60% off
Was $1,499.99 
undefinedundefinedundefined
Previously Owned KAY Lab-Grown Diamonds Bypass Ring 1/2 ct tw 14K White Gold

Previously Owned Lovingly Restored

$499.99 
50% off
Was $999.99 
KAY Lab-Grown Diamonds Multi-Stone Pear-Shaped Promise Ring 1/5 ct tw Sterling Silver

$162.49 
35% off
Was $249.99 
undefinedundefinedundefined
Men's KAY Lab-Grown Diamonds Cushion-Top Diamond Ring 5-3/4 ct tw 10K White Gold

Clearance

$3,499.99 
30% off
Was $4,999.99 
undefinedundefinedundefined
Men's KAY Lab-Grown Diamonds Emerald & Round-Cut Ring 2 ct tw 10K White Gold

Clearance

$1,349.99 
50% off
Was $2,699.99 
Men's KAY Lab-Grown Diamonds Multi-Row Ring 6 ct tw 10K White Gold

$4,199.99 
30% off
Was $5,999.99 
undefinedundefinedundefined
Men's KAY Lab-Grown Diamonds Circle Stepped Ring 5-1/4 ct tw 10K White Gold

Clearance

$3,499.99 
30% off
Was $4,999.99 
KAY Lab-Grown Diamond Swirl Promise Ring 1/5 ct tw 10K Rose Gold

New

$422.49 
35% off
Was $649.99 
Pear-Shaped Lab-Grown Diamond Half-Halo Fashion Ring 1/4 ct tw 10K Yellow Gold

Online Exclusive

$389.99 
35% off
Was $599.99 
KAY Lab-Grown Diamonds Oval-Cut Curve Ring 1/4 ct tw 10K White Gold

$389.99 
35% off
Was $599.99 
KAY Lab-Grown Diamonds Crossover Ring 1/2 ct tw 10K White Gold

$649.99 
35% off
Was $999.99 
KAY Lab-Grown Diamonds Crossover Swirl Fashion Ring 1-1/2 ct tw 10K White Gold

$1,169.99 
35% off
Was $1,799.99 
KAY Lab-Grown Diamonds Multi-Row Crossover Ring 1 ct tw 10K Yellow Gold

Online Exclusive

$909.99 
35% off
Was $1,399.99 
KAY Lab-Grown Diamonds Crossover Wave Fashion Ring 1/4 ct tw 10K Yellow Gold

Online Exclusive

$389.99 
35% off
Was $599.99 
KAY Lab-Grown Diamonds Two-Row Chevron Fashion Ring 1-1/2 ct tw 10K White Gold

Online Exclusive

$909.99 
35% off
Was $1,399.99 
Showing 42 of 78 products
Get the latest deals, trends & more