Lab-Grown Diamonds by KAY Necklaces
KAY's lab-grown diamond collection necklaces are a dazzling display of beauty and sustainability. Choose from a range of styles and diamond cuts to find a lab-created diamond necklace that fits your sense of style.
169 Results items returned.
169 Results items returned.
- Price Low to High
- Price High to Low
- Newest Arrivals
- Most popular
Filter By
169 Results items returned.
- Price Low to High
- Price High to Low
- Newest Arrivals
- Most popular
KAY Lab-Grown Diamonds Heart Outline Necklace 1 ct tw Sterling Silver 18"Sale - GET IT BY VALENTINE'S DAY
Sale - GET IT BY VALENTINE'S DAY
$299.99
50% off
Was $599.99
KAY Lab-Grown Diamonds Bezel-Set Solitaire Necklace 1/20 ct tw 14K Yellow Gold-Plated Sterling Silver 18" (F/SI2)Sale - GET IT BY VALENTINE'S DAY
Sale - GET IT BY VALENTINE'S DAY
$89.99
40% off
Was $149.99
$4,499.99
50% off
Was $8,999.99
Men's KAY Lab-Grown Diamonds Tennis Necklace 8 ct tw 10K White Gold 20"Sale - GET IT BY VALENTINE'S DAY
Sale - GET IT BY VALENTINE'S DAY
$6,499.99
35% off
Was $9,999.99
$679.99
41% off
Was $1,149.99
$479.99
44% off
Was $849.99
$2,799.99
50% off
Was $5,599.99
KAY Lab-Grown Diamonds Pear-Shaped & Round-Cut Teardrop Necklace 1/2 ct tw 10K White Gold 18"Sale - GET IT BY VALENTINE'S DAY
Sale - GET IT BY VALENTINE'S DAY
$599.99
40% off
Was $999.99
$649.99
50% off
Was $1,299.99
$399.99
43% off
Was $699.99
$699.99
50% off
Was $1,399.99
KAY Lab-Grown Diamonds Halo Necklace 1/4 ct tw 10K White Gold 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$299.99
40% off
Was $499.99
KAY Lab-Grown Diamonds Men's Tennis Necklace 3 ct tw Sterling Silver 22"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$1,749.99
30% off
Was $2,499.99
Lab-Grown Diamond Circle Necklace 1/4 ct tw Sterling Silver 18"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$174.99
30% off
Was $249.99
$299.99
40% off
Was $499.99
KAY Lab-Grown Diamonds Halo Necklace 1 ct tw 10K White Gold 18"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$899.99
40% off
Was $1,499.99
Men's Lab-Grown Diamond Square Link Tennis Necklace 6 ct tw 10K Yellow Gold 20"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$4,799.99
40% off
Was $7,999.99
KAY Lab-Grown Diamonds Adjustable Tennis Necklace 1 ct tw Sterling Silver 18"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$479.99
40% off
Was $799.99
Men's KAY Lab-Grown Diamond Tennis Necklace 8 ct tw 10K Yellow Gold 20"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$5,999.99
40% off
Was $9,999.99
KAY Lab-Grown Diamonds Swirl Cross Necklace 1/10 ct tw Sterling Silver 18"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$179.99
40% off
Was $299.99
KAY Lab-Grown Diamonds Emerald-Cut Solitaire Necklace 1/2 ct tw 10K Yellow Gold 18" (F/SI2)GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$479.99
40% off
Was $799.99
KAY Signature Collection Lab-Grown Diamond Tilted Mini Heart Necklace 1/8 ct tw Sterling Silver 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$99.99
KAY Lab-Grown Diamonds Tennis Necklace 10 ct tw 10K White Gold 16"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$4,799.99
40% off
Was $7,999.99
Previously Owned KAY Lab-Grown Diamonds Solitaire Necklace 1/2 ct tw 14K White Gold 19"Previously Owned Lovingly Restored - GET IT BY VALENTINE'S DAY
Previously Owned Lovingly Restored - GET IT BY VALENTINE'S DAY
$881.30
30% off
Was $1,259.00
KAY Lab-Grown Diamonds Double Cushion Halo Necklace 1/2 ct tw 10K White Gold 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$539.99
40% off
Was $899.99
KAY Lab-Grown Diamonds Round-Cut Solitaire Necklace 1 ct tw 10K White Gold 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$779.99
40% off
Was $1,299.99
KAY Signature Collection Lab-Grown Diamond Mini Cross Necklace 1/10 ct tw 18K Yellow Gold-Plated Sterling Silver 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$199.99
KAY Lab-Grown Diamonds Emerald-Cut Sideways Solitaire Necklace 1/2 ct tw 14K Yellow Gold 18"Online Exclusive
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
Online Exclusive
$509.99
40% off
Was $849.99
KAY Lab-Grown Diamonds Emerald-Cut Sideways Solitaire Necklace 1/3 ct tw 14K White Gold 18"Online Exclusive
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
Online Exclusive
$689.99
40% off
Was $1,149.99
KAY Lab-Grown Diamonds Oval-Cut Sideways Solitaire Necklace 1/2 ct tw 14K White Gold 18"Online Exclusive
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
Online Exclusive
$509.99
40% off
Was $849.99
KAY Lab-Grown Diamonds Princess-Cut Solitaire Necklace 1/2 ct tw 14K White Gold 19" (F/SI2)GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$569.99
40% off
Was $949.99
KAY Lab-Grown Diamonds Round-Cut Bezel-Set Solitaire Necklace 1/3 ct tw 14K Yellow Gold (F/SI2) 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$449.99
40% off
Was $749.99
KAY Lab-Grown Diamonds Curb Chain Necklace 5 ct tw Sterling Silver 18"GET IT BY VALENTINE'S DAY
GET IT BY VALENTINE'S DAY
$2,819.99
40% off
Was $4,699.99
KAY Lab-Grown Diamonds Riviera Necklace 6 ct tw 10K White Gold 17"Clearance - GET IT BY VALENTINE'S DAY
Clearance - GET IT BY VALENTINE'S DAY
$2,399.99
40% off
Was $3,999.99
Showing 42 of 169 products
Explore aquamarine necklace styles at Kay Jewelers featuring these serene blue stones set in your favorite necklace styles. Customize your style with engraved aquamarine birthstone necklaces or explore trending cuts and settings for this oceanic gemstone. Shop aquamarine necklaces perfect for March birthdays, wedding jewelry, or unforgettable holiday gifts.