Cushion Lab-Grown Diamonds

Cushion cuts pair a soft, pillow-like outline with deep brilliance — a romantic, vintage-leaning choice. Every stone is IGI-certified and shown in 360° video — the exact diamond you receive.

1ct Cushion E VVS2 IGI-certified lab-grown diamond
1ct Cushion · E VVS2
IGI 817656739 · 7.09×5.25×3.58mm
1.01ct Cushion D VS1 IGI-certified lab-grown diamond
1.01ct Cushion · D VS1
IGI 819611821 · 7.12×5.24×3.63mm
1.01ct Cushion D VS1 IGI-certified lab-grown diamond
1.01ct Cushion · D VS1
IGI 828639739 · 7.02×5.27×3.54mm
1.02ct Cushion E VS1 IGI-certified lab-grown diamond
1.02ct Cushion · E VS1
IGI 828639879 · 7.08×5.22×3.62mm
1.5ct Cushion E VS1 IGI-certified lab-grown diamond
1.5ct Cushion · E VS1
IGI 828639942 · 8.21×5.9×4.02mm
2.06ct Cushion F VVS2 IGI-certified lab-grown diamond
2.06ct Cushion F VVS2 IGI-certified lab-grown diamond
3ct Cushion F VVS2 IGI-certified lab-grown diamond
3ct Cushion · F VVS2
IGI 823678691 · 8.53×8.37×5.56mm
$1,031Buy now
3ct Cushion FANCY VS2 IGI-certified lab-grown diamond
3ct Cushion · FANCY VS2
IGI LG800614110 · 9.56×7.14×5.02mm
$1,248Buy now
3.03ct Cushion F VVS2 IGI-certified lab-grown diamond
3.03ct Cushion · F VVS2
IGI 782624366 · 10.33×7.41×4.95mm
3.03ct Cushion F VVS2 IGI-certified lab-grown diamond
3.03ct Cushion · F VVS2
IGI 784603527 · 10.35×7.45×4.92mm
3.09ct Cushion F VVS2 IGI-certified lab-grown diamond
3.09ct Cushion · F VVS2
IGI 790613175 · 10.29×7.53×5.13mm
3.74ct Cushion F VVS2 IGI-certified lab-grown diamond
3.74ct Cushion · F VVS2
IGI 813688442 · 11.13×8.01×5.35mm
$1,167Buy now
4ct Cushion FANCY VS1 IGI-certified lab-grown diamond
4ct Cushion · FANCY VS1
IGI LG821616210 · 11.24×7.36×5.2mm
$1,893Buy now
4.08ct Cushion F VS1 IGI-certified lab-grown diamond
4.08ct Cushion · F VS1
IGI 812637874 · 11.46×8.22×5.54mm
$1,312Buy now
4.1ct Cushion F VVS2 IGI-certified lab-grown diamond
4.1ct Cushion · F VVS2
IGI 815630277 · 11.39×8.21×5.45mm
$1,343Buy now
5.07ct Cushion F VVS2 IGI-certified lab-grown diamond
5.07ct Cushion · F VVS2
IGI 814622890 · 12.36×8.92×5.9mm
$1,883Buy now
6.04ct Cushion E VS2 IGI-certified lab-grown diamond
6.04ct Cushion · E VS2
IGI 828640128 · 13.1×9.51×6.33mm
$2,017Buy now

About cushion lab-grown diamonds

Cushion cuts pair a soft, pillow-like outline with deep brilliance — a romantic, vintage-leaning choice. All cushion diamonds sold by Matts Diamonds are laboratory-grown — chemically and optically identical to mined diamonds, conflict-free, and independently graded by IGI, with a verifiable report and a 360° video of the exact stone. Free insured shipping within the USA.

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Beyond what we auction live, browse thousands more certified natural & lab-grown diamonds — every shape, size and budget, shipped fully insured.

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