3 Carat Lab-Grown Diamond Engagement Rings

Dreaming of a ring that dazzles? Our 3 carat diamond engagement rings offer an impressive display of brilliance and luxury. This size is perfect for those who desire a bold statement piece that captures attention and admiration. Each ring in our collection is carefully crafted to highlight the beauty of lab-grown diamonds, making them an ethical and stunning choice. 

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Aura Emerald Hidden Halo Solitaire Lab Grown Diamond Ring Aura Emerald Hidden Halo Solitaire Lab Grown Diamond Ring

Aura Emerald Hidden Halo Solitaire Lab Grown Diamond Ring

$1,068.00 $1,525.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.05 1.55 2.05 2.55 3.05 4.05
Save 30%
Aura Cushion Hidden Halo Solitaire Lab Grown Diamond Ring Aura Cushion Hidden Halo Solitaire Lab Grown Diamond Ring

Aura Cushion Hidden Halo Solitaire Lab Grown Diamond Ring

$1,059.00 $1,513.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.06 1.56 2.06 2.56 3.06 4.06
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Aura Radiant Hidden Halo Solitaire Lab Grown Diamond Ring Aura Radiant Hidden Halo Solitaire Lab Grown Diamond Ring

Aura Radiant Hidden Halo Solitaire Lab Grown Diamond Ring

$1,068.00 $1,525.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.06 1.56 2.06 2.56 3.06 4.06
Save 25%
June Marquise Classic Solitaire Lab Grown Diamond Ring June Marquise Classic Solitaire Lab Grown Diamond Ring

June Marquise Classic Solitaire Lab Grown Diamond Ring

$933.00 $1,243.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
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June Radiant Classic Solitaire Lab Grown Diamond Ring June Radiant Classic Solitaire Lab Grown Diamond Ring

June Radiant Classic Solitaire Lab Grown Diamond Ring

$948.00 $1,263.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
Save 25%
June Tilted Pear Classic Solitaire Lab Grown Diamond Ring June Tilted Pear Classic Solitaire Lab Grown Diamond Ring

June Tilted Pear Classic Solitaire Lab Grown Diamond Ring

$933.00 $1,243.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
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June Pear Classic Solitaire Lab Grown Diamond Ring June Pear Classic Solitaire Lab Grown Diamond Ring

June Pear Classic Solitaire Lab Grown Diamond Ring

$933.00 $1,243.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
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June Asscher Classic Solitaire Lab Grown Diamond Ring June Asscher Classic Solitaire Lab Grown Diamond Ring

June Asscher Classic Solitaire Lab Grown Diamond Ring

$933.00 $1,243.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
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June Cushion Classic Solitaire Lab Grown Diamond Ring June Cushion Classic Solitaire Lab Grown Diamond Ring

June Cushion Classic Solitaire Lab Grown Diamond Ring

$933.00 $1,243.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
Save 25%
June Oval East-West Classic Solitaire Lab Grown Diamond Ring June Oval East-West Classic Solitaire Lab Grown Diamond Ring

June Oval East-West Classic Solitaire Lab Grown Diamond Ring

$948.00 $1,263.00
Metal
10K 10K 14k 14K 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
Save 25%
June Oval Classic Solitaire Lab Grown Diamond Ring June Oval Classic Solitaire Lab Grown Diamond Ring

June Oval Classic Solitaire Lab Grown Diamond Ring

$948.00 $1,263.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
Save 25%
June Emerald Classic Solitaire Lab Grown Diamond Ring June Emerald Classic Solitaire Lab Grown Diamond Ring

June Emerald Classic Solitaire Lab Grown Diamond Ring

$948.00 $1,263.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
Save 25%
June Round Classic Solitaire Lab Grown Diamond Ring June Round Classic Solitaire Lab Grown Diamond Ring

June Round Classic Solitaire Lab Grown Diamond Ring

$948.00 $1,263.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.0 1.5 2.0 2.5 3.0 4.0
Save 15%
Mira Oval Half Bezel Solitaire Lab Grown Diamond Ring Mira Oval Half Bezel Solitaire Lab Grown Diamond Ring

Mira Oval Half Bezel Solitaire Lab Grown Diamond Ring

$1,123.00 $1,321.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 3.0 4.0
Save 33%
Cora Pear Cathedral Pavé Solitaire Lab Grown Diamond Ring Cora Pear Cathedral Pavé Solitaire Lab Grown Diamond Ring

Cora Pear Cathedral Pavé Solitaire Lab Grown Diamond Ring

$1,222.00 $1,824.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 2.5 3.5 4.5
Save 20%
Cora Emerald Cathedral Pavé Solitaire Lab Grown Diamond Ring Cora Emerald Cathedral Pavé Solitaire Lab Grown Diamond Ring

Cora Emerald Cathedral Pavé Solitaire Lab Grown Diamond Ring

$1,463.00 $1,824.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 2.5 3.5 4.5
Save 33%
Cora Cushion Cathedral Pavé Solitaire Lab Grown Diamond Ring Cora Cushion Cathedral Pavé Solitaire Lab Grown Diamond Ring

Cora Cushion Cathedral Pavé Solitaire Lab Grown Diamond Ring

$1,444.00 $2,155.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 2.5 3.5 4.5
Save 33%
Cora Radiant Cathedral Pavé Solitaire Lab Grown Diamond Ring Cora Radiant Cathedral Pavé Solitaire Lab Grown Diamond Ring

Cora Radiant Cathedral Pavé Solitaire Lab Grown Diamond Ring

$1,450.00 $2,164.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 2.5 3.5 4.5
Save 33%
Cora Marquise Cathedral Pavé Solitaire Lab Grown Diamond Ring Cora Marquise Cathedral Pavé Solitaire Lab Grown Diamond Ring

Cora Marquise Cathedral Pavé Solitaire Lab Grown Diamond Ring

$1,477.00 $2,212.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 2.5 3.5 4.5
Save 33%
Cora Oval Cathedral Pavé Solitaire Lab Grown Diamond Ring Cora Oval Cathedral Pavé Solitaire Lab Grown Diamond Ring

Cora Oval Cathedral Pavé Solitaire Lab Grown Diamond Ring

$1,449.00 $2,162.00
Metal
10K 10K 14K 14k 18K 18K PT
Total Carat
1.5 2.0 2.5 3.5 4.5