Certified Diamond Engagement Rings
Some diamonds from KAY Outlet are accompanied by an independent certification as to their quality and value. We currently offer Gemological Science International (GSI) and Gem Institute of America (GIA) certified diamond engagement rings .
77 Results items returned.
77 Results items returned.
- Price Low to High
- Price High to Low
- Newest Arrivals
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77 Results items returned.
- Price Low to High
- Price High to Low
- Newest Arrivals
- Most popular
Previously Owned Neil Lane Artistry Oval-Cut Lab-Grown Diamond Engagement Ring 2-5/8 ct tw 14K White Gold Size 4.75Previously Owned Lovingly Restored
Previously Owned Lovingly Restored
$5,999.99
40% off
Was $9,999.99
Previously Owned Neil Lane Artistry Oval-Cut Lab-Grown Diamond Engagement Ring 2-5/8 ct tw 14K White Gold Size 5Previously Owned Lovingly Restored
Previously Owned Lovingly Restored
$4,079.99
40% off
Was $6,799.99
Previously Owned Neil Lane Artistry Pear-Shaped Lab-Grown Diamond Engagement Ring 3 ct tw 14K White Gold Size 4Previously Owned Lovingly Restored
Previously Owned Lovingly Restored
$6,179.99
40% off
Was $10,299.99
Previously Owned Neil Lane Artistry Pear-Shaped Lab-Grown Diamond Engagement Ring 2-1/3 ct tw 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$3,359.99
40% off
Was $5,599.99
Previously Owned Neil Lane Artistry Cushion-Cut Lab-Grown Diamond Engagement Ring 3-5/8 ct tw 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$7,919.99
40% off
Was $13,199.99
Previously Owned Neil Lane Artistry Pear-Shaped Lab-Grown Diamond Double Frame Engagement Ring 1-3/4 ct tw 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$2,279.99
40% off
Was $3,799.99
Previously Owned Neil Lane Artistry Cushion-Cut Lab-Grown Diamond Engagement Ring 1-7/8 ct tw 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$2,339.99
40% off
Was $3,899.99
Previously Owned Monique Lhuillier Bliss Diamond Engagement Ring 5/8 ct tw Oval & Round-Cut 18K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$1,999.99
50% off
Was $3,999.99
Previously Owned THE LEO Diamond Engagement Ring 7/8 ct tw Diamonds 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$2,339.99
40% off
Was $3,899.99
Previously Owned THE LEO Diamond Three-Stone Engagement Ring 7/8 ct tw Princess & Round-cut 14K Yellow GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$2,219.99
40% off
Was $3,699.99
Previously Owned Monique Lhuillier Bliss Diamond Engagement Ring 7/8 ct tw Princess & Round-cut 18K Rose GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$1,999.99
50% off
Was $3,999.99
Previously Owned THE LEO Diamond Engagement Ring 7/8 ct tw Diamonds 14K White GoldPreviously Owned Lovingly Restored
Previously Owned Lovingly Restored
$2,099.99
40% off
Was $3,499.99
$1,479.99
60% off
Was $3,699.99
$5,999.99
25% off
Was $7,999.99
$2,014.99
35% off
Was $3,099.99
Neil Lane Artistry Heritage Oval-Cut Lab-Grown Diamond Halo Engagement Ring 2-1/3 ct tw PlatinumClearance
Clearance
$4,574.99
25% off
Was $6,099.99
$2,469.99
35% off
Was $3,799.99
$3,199.99
60% off
Was $7,999.99
$2,989.99
35% off
Was $4,599.99
Neil Lane Artistry Cushion-Cut Lab-Grown Diamond Engagement Ring 2-1/4 ct tw 14K White GoldClearance
Clearance
$2,639.99
40% off
Was $4,399.99
Monique Lhuillier Bliss Pear-Shaped Lab-Grown Diamond Engagement Ring 2-5/8 ct tw 18K White GoldClearance
Clearance
$5,249.99
25% off
Was $6,999.99
$4,614.99
35% off
Was $7,099.99
Neil Lane Artistry Heritage Oval-Cut Lab-Grown Diamond Engagement Ring 2-3/4 ct tw PlatinumClearance
Clearance
$3,599.99
50% off
Was $7,199.99
$3,149.99
30% off
Was $4,499.99
$3,964.99
35% off
Was $6,099.99
$1,999.99
50% off
Was $3,999.99
$2,079.99
35% off
Was $3,199.99
$1,849.99
50% off
Was $3,699.99
$2,499.99
50% off
Was $4,999.99
Adore Lab-Grown Diamonds Radiant-Cut Solitaire Engagement Ring 1 ct tw 14K Yellow Gold (F/VS2)Outlet Exclusive
Outlet Exclusive
$1,874.99
25% off
Was $2,499.99
$1,649.99
50% off
Was $3,299.99
$2,469.99
35% off
Was $3,799.99
$3,054.99
35% off
Was $4,699.99
Showing 77 of 77 products