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Cushion Cut Lab Diamond Engagement Rings

Cushion cut lab diamond engagement rings feature a soft square shape with rounded corners, combining classic style with beautiful sparkle for a look that feels unique.

  • Free Worldwide
    Shipping

    Free
    Shipping

  • Premium Packaging,
    Perfect for Gifting

    Premium
    Packaging

  • 30-Day Returns &
    Exchanges

    30-Day
    Returns

  • 24/7 Dedicated
    Customer Support

    24/7
    Support

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Solitaire Peekaboo Gemstones Square Cushion Shape Lab Diamond Engagement Ring

$1,591.39 $1,113.97 -30%

Solitaire East-West Criss Cut Fancy Yellow Elongated Cushion Shape Lab Diamond Engagement Ring

$2,039.02 $1,325.36 -35%

Art Deco Milgrain Elongated Cushion Shape Lab Diamond Engagement Ring

$1,804.77 $1,263.34 -30%

Halo Bridal Set Square Cushion Shape Lab Diamond Engagement Ring

$1,761.63 $1,233.14 -30%

Toi Et Moi Fancy Blue Pear and Cushion Shape Lab Diamond Engagement Ring

$1,730.64 $1,211.45 -30%

Solitaire Old Mine Cushion Shape Lab Grown Diamond Engagement Ring

$1,320.11 $924.08 -30%

Fancy Champagne Cushion Cut Lab-Grown Diamond Solitaire Engagement Ring

$1,437.36

Vintage Floral Bezel Fancy Green Cushion Shape Lab Diamond Anniversary Ring

$899.18

Solitaire Fancy Champagne Cushion Shape Lab Diamond Engagement Ring

$819.87

Georgian Style Cushion Cut Lab Grown Diamond Engagement Ring

$1,028.71

Edwardian Style Cushion Cut Lab Grown Diamond Engagement Ring

$3,484.29 $2,439.00 -30%

Solitaire Eight Prong Fancy Champagne Cushion Shape Lab Diamond Engagement Ring

$2,365.50 $1,425.00 -40%

Lab-Grown Elongated Cushion Cut Hidden Halo Engagement Ring

$1,427.72 $856.63 -40%

Solitaire Old Mine Cushion Shape Lab Diamond Anniversary Ring

$1,792.80 $1,080.00 -40%

Vintage Old Mine Cushion Cut Solitaire Lab-Grown Diamond Ring

$1,008.90

Champagne Cushion Lab Diamond Engagement Ring

$1,164.44

Old Mine Cushion Cut Lab Diamond Solitaire Ring

$1,927.95

Frequently Asked Questions