Skip to Content Skip to Navigation Skip to Offers

Lab-Grown Diamond Necklaces

269 Results items returned.
269 Results items returned.
undefinedundefinedundefined
KAY Lab-Grown Diamonds Multi-Stone Teardrop Gift Set 1/6 ct tw Sterling Silver

Sale - GET IT BY CHRISTMAS

$99.99 
50% off
Was $199.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Swirl Cross Necklace 1/10 ct tw Sterling Silver 18"

Sale - GET IT BY CHRISTMAS

$149.99 
50% off
Was $299.99 
undefinedundefinedundefined
Radiant Reflections Round-Cut Lab-Grown Diamond Solitaire Gift Set 5/8 ct tw Sterling Silver (I/SI2)

Sale - GET IT BY CHRISTMAS

$299.99 
60% off
Was $749.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Halo Gift Set 1 ct tw 10K White Gold

Sale - GET IT BY CHRISTMAS

$749.99 
50% off
Was $1,499.99 
undefinedundefinedundefined
Unstoppable Love Lab-Grown Diamond Clover Frame Necklace 1/3 ct tw 10K Yellow Gold 18"

Sale - GET IT BY CHRISTMAS

$499.99 
50% off
Was $999.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Men's Tennis Necklace 3 ct tw Sterling Silver 22"

Sale - GET IT BY CHRISTMAS

$1,299.99 
48% off
Was $2,499.99 
undefinedundefinedundefined
Unstoppable Love Pear-Shaped Lab-Grown Diamond Necklace 1 ct tw 10K White Gold 18"

Sale - GET IT BY CHRISTMAS

$899.99 
50% off
Was $1,799.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Halo Necklace 1 ct tw 10K White Gold 18"

Sale - GET IT BY CHRISTMAS

$749.99 
50% off
Was $1,499.99 
undefinedundefinedundefined
Disney Treasures Lilo & Stitch Heart-Shaped Lab-Grown Diamond Necklace 1/3 ct tw Sterling Silver & 18K Rose Gold Vermeil 19"

Sale - GET IT BY CHRISTMAS

$229.99 
54% off
Was $499.99 
undefinedundefinedundefined
Yellow & White Lab-Grown Diamond Alternating Smile Necklace 1 ct tw 10K Yellow Gold 18"

Sale - GET IT BY CHRISTMAS

$649.99 
50% off
Was $1,299.99 
undefinedundefinedundefined
STUDIO BY KAY Baguette-Cut Lab-Grown Diamond Heart Necklace 1/3 ct tw 24K Yellow Gold Vermeil Sterling Silver

Sale - GET IT BY CHRISTMAS

$249.99 
50% off
Was $499.99 
undefinedundefinedundefined
STUDIO BY KAY Lab-Grown Diamonds Round-Cut Solitaire Necklace 1 ct tw 24K Yellow Gold Vermeil Sterling Silver 18" (F/SI2)

Sale - GET IT BY CHRISTMAS

$499.99 
50% off
Was $999.99 
undefinedundefinedundefined
STUDIO BY KAY Lab-Grown Diamond Pavé Wrapped Gift Necklace 1/10 ct tw 24K Yellow Gold Vermeil Sterling Silver 18"

Sale - GET IT BY CHRISTMAS

$199.99 
50% off
Was $399.99 
KAY Lab-Grown Diamonds Multi-Stone Teardrop Necklace 2 ct tw 10K Yellow Gold 18"

Online Exclusive

$1,379.99 
40% off
Was $2,299.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Yellow & White Teardrop Necklace 5/8 ct tw 10K Yellow Gold 18"

Sale - GET IT BY CHRISTMAS

$599.99 
50% off
Was $1,199.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Square Frame Cross Charm 1-1/2 ct tw 10K Yellow Gold

Sale - GET IT BY CHRISTMAS

$1,449.99 
42% off
Was $2,499.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Adjustable Tennis Necklace 1 ct tw Sterling Silver 18"

Sale - GET IT BY CHRISTMAS

$399.99 
50% off
Was $799.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Alternating Necklace 7 ct tw 10K White Gold 17"

Sale - GET IT BY CHRISTMAS

$3,499.99 
50% off
Was $6,999.99 
undefinedundefinedundefined
Memories Moments Magic Lab-Grown Diamond Graduated Three-Stone Necklace 1-1/2 ct tw 14K Yellow Gold 18"

Sale - GET IT BY CHRISTMAS

$1,299.99 
48% off
Was $2,499.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Graduated Tilted Heart Necklace 1 ct tw 10K Yellow Gold 18"

Sale - GET IT BY CHRISTMAS

$749.99 
50% off
Was $1,499.99 
undefinedundefinedundefined
Toi et Moi Lab-Grown Diamond Emerald-Cut & Pear-Shaped Necklace 1 ct tw 14K White Gold 18"

Sale

$899.99 
40% off
Was $1,499.99 
undefinedundefinedundefined
Yellow & White Lab-Grown Diamond Circle Necklace 1 ct tw 10K Yellow Gold 18"

Sale - GET IT BY CHRISTMAS

$699.99 
50% off
Was $1,399.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Bezel-Set Solitaire Necklace 1/20 ct tw 14K Yellow Gold-Plated Sterling Silver 18" (F/SI2)

Sale

$89.99 
40% off
Was $149.99 
Memories Moments Magic Lab-Grown Diamond Three-Stone Sideways Infinity Necklace 1/3 ct tw 14K Yellow Gold-Plated Sterling Silver 18"

GET IT BY CHRISTMAS

$179.99 
40% off
Was $299.99 
undefinedundefinedundefined
STUDIO BY KAY Lab-Grown Diamond Cross Necklace 1/10 ct tw 24K Yellow Gold Vermeil Sterling Silver

GET IT BY CHRISTMAS

$119.99 
40% off
Was $199.99 
Monique Lhuillier Bliss Lab-Grown Diamond Disc Station Necklace 1/2 ct tw Platinum-Plated Sterling Silver 18"

Online Exclusive

$419.99 
40% off
Was $699.99 
Monique Lhuillier Bliss Marquise, Pear & Round-Cut Lab-Grown Diamond Cluster Necklace 1 ct tw Platinum-Plated Sterling Silver 18"

GET IT BY CHRISTMAS

$599.99 
40% off
Was $999.99 
Monique Lhuillier Bliss Lab-Grown Diamond Accent Butterfly Necklace Platinum-Plated Sterling Silver 18"

GET IT BY CHRISTMAS

$179.99 
40% off
Was $299.99 
Monique Lhuillier Bliss Lab-Grown Diamond Bow Necklace 5/8 ct tw Platinum-Plated Sterling Silver 18"

GET IT BY CHRISTMAS

$419.99 
40% off
Was $699.99 
Monique Lhuillier Bliss Marquise-Cut & Round-Cut Lab-Grown Diamond Bar Necklace 7/8 ct tw Platinum-Plated Sterling Silver 18"

GET IT BY CHRISTMAS

$479.99 
40% off
Was $799.99 
Monique Lhuillier Bliss Pear-Shaped Lab-Grown Diamond Drop Necklace 3/4 ct tw Platinum-Plated Sterling Silver 18"

GET IT BY CHRISTMAS

$419.99 
40% off
Was $699.99 
Monique Lhuillier Bliss Lab-Grown Diamond Butterfly Necklace 1/3 ct tw Platinum-Plated Sterling Silver

GET IT BY CHRISTMAS

$299.99 
40% off
Was $499.99 
Monique Lhuillier Bliss Marquise & Round-Cut Lab-Grown Diamond Dangle Necklace 3/8 ct tw Platinum-Plated Sterling Silver 17"

GET IT BY CHRISTMAS

$479.99 
40% off
Was $799.99 
KAY Lab-Grown Diamonds Emerald-Cut Sideways Solitaire Necklace 1/2 ct tw 14K Yellow Gold 18"

Online Exclusive

$689.99 
40% off
Was $1,149.99 
KAY Lab-Grown Diamonds Emerald-Cut Sideways Solitaire Necklace 1/3 ct tw 14K Yellow Gold 18"

Online Exclusive

$509.99 
40% off
Was $849.99 
undefinedundefinedundefined
KAY Lab-Grown Diamonds Emerald-Cut Sideways Solitaire Necklace 1/2 ct tw 14K White Gold 18"

Online Exclusive

$689.99 
40% off
Was $1,149.99 
KAY Lab-Grown Diamonds Emerald-Cut Sideways Solitaire Necklace 1/3 ct tw 14K White Gold 18"

Online Exclusive

$509.99 
40% off
Was $849.99 
KAY Lab-Grown Diamonds Oval-Cut Sideways Solitaire Necklace 1/2 ct tw 14K Yellow Gold 18"

Online Exclusive

$689.99 
40% off
Was $1,149.99 
KAY Lab-Grown Diamonds Oval-Cut Sideways Solitaire Necklace 1/3 ct tw 14K Yellow Gold 18"

Online Exclusive

$509.99 
40% off
Was $849.99 
KAY Lab-Grown Diamonds Oval-Cut Sideways Solitaire Necklace 1/2 ct tw 14K White Gold 18"

Online Exclusive

$689.99 
40% off
Was $1,149.99 
KAY Lab-Grown Diamonds Oval-Cut Sideways Solitaire Necklace 1/3 ct tw 14K White Gold 18"

Online Exclusive

$509.99 
40% off
Was $849.99 
KAY Lab-Grown Diamonds Solitaire Diamond Necklace 1/2 ct tw Princess-cut 14K White Gold 19" (F/VS2)

Clearance - GET IT BY CHRISTMAS

$734.00 
60% off
Was $1,835.00 
Showing 42 of 269 products