Round Lab-Grown Diamonds

The round brilliant is the most popular diamond shape — 57 facets engineered for maximum sparkle and timeless versatility. Every stone is IGI-certified and shown in 360° video — the exact diamond you receive.

0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 754571639 · 4.47×4.45×2.67mm
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 743519036 · 4.43×4.41×2.71mm
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 751501725 · 4.44×4.41×2.68mm
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 751510658 · 4.44×4.41×2.71mm
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 752572327 · 4.45×4.42×2.69mm
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 753506428 · 4.43×4.41×2.69mm
0.32ct Round D VVS2 IGI-certified lab-grown diamond
0.32ct Round · D VVS2
IGI 754544459 · 4.44×4.42×2.68mm
0.33ct Round D VS1 IGI-certified lab-grown diamond
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 741515538 · 4.45×4.43×2.71mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 755508213 · 4.46×4.44×2.71mm
0.33ct Round D VS1 IGI-certified lab-grown diamond
0.33ct Round · D VS1
IGI 804673032 · 4.47×4.45×2.73mm
0.33ct Round D VS1 IGI-certified lab-grown diamond
0.33ct Round · D VS1
IGI 794667306 · 4.48×4.46×2.69mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 755518487 · 4.44×4.41×2.78mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 754571627 · 4.46×4.44×2.76mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 754550701 · 4.47×4.43×2.76mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 754550696 · 4.54×4.51×2.69mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 752597702 · 4.49×4.44×2.77mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 741523547 · 4.45×4.41×2.72mm
0.33ct Round E VS1 IGI-certified lab-grown diamond
0.33ct Round · E VS1
IGI LG791640630 · 4.48×4.52×2.61mm
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round D VVS2 IGI-certified lab-grown diamond
0.33ct Round · D VVS2
IGI 755508171 · 4.47×4.44×2.75mm
0.34ct Round E VS2 IGI-certified lab-grown diamond
0.34ct Round · E VS2
IGI LG705527316 · 4.42×4.45×2.8mm
0.35ct Round D VS1 IGI-certified lab-grown diamond
0.35ct Round · D VS1
IGI 794667349 · 4.55×4.53×2.79mm
0.35ct Round D VS1 IGI-certified lab-grown diamond
0.35ct Round · D VS1
IGI 804672395 · 4.54×4.51×2.77mm
0.35ct Round D VS1 IGI-certified lab-grown diamond
0.35ct Round D VS1 IGI-certified lab-grown diamond
0.35ct Round · D VS1
IGI 794667845 · 4.54×4.53×2.79mm
0.35ct Round D VS1 IGI-certified lab-grown diamond
0.42ct Round D VVS2 IGI-certified lab-grown diamond
0.42ct Round · D VVS2
IGI LG795616019 · 4.81×4.86×2.9mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 755503886 · 5.09×5.07×3.19mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 755503855 · 5.13×5.08×3.18mm
0.51ct Round D VVS2 IGI-certified lab-grown diamond
0.51ct Round · D VVS2
IGI 726535700 · 5.19×5.16×3.14mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 755504146 · 5.13×5.1×3.15mm
0.51ct Round D VVS2 IGI-certified lab-grown diamond
0.51ct Round · D VVS2
IGI 726535473 · 5.11×5.08×3.16mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 759507569 · 5.17×5.15×3.12mm
0.51ct Round D VVS2 IGI-certified lab-grown diamond
0.51ct Round · D VVS2
IGI 726535752 · 5.17×5.11×3.15mm
0.51ct Round D VVS2 IGI-certified lab-grown diamond
0.51ct Round · D VVS2
IGI 726536227 · 5.15×5.13×3.15mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 754522569 · 5.13×5.12×3.16mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 759506657 · 5.16×5.12×3.15mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 759507099 · 5.13×5.09×3.17mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 759506539 · 5.2×5.18×3.13mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 755504126 · 5.13×5.08×3.16mm
0.51ct Round D VS1 IGI-certified lab-grown diamond
0.51ct Round · D VS1
IGI 759506537 · 5.13×5.09×3.18mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 759506604 · 5.23×5.19×3.16mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 749571138 · 5.23×5.2×3.14mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 759506629 · 5.19×5.15×3.2mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 754522029 · 5.19×5.17×3.18mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 759506574 · 5.2×5.18×3.17mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 754522495 · 5.16×5.13×3.23mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 754522034 · 5.24×5.19×3.13mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 749571174 · 5.19×5.15×3.17mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 749571094 · 5.18×5.15×3.15mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 749570878 · 5.2×5.16×3.17mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 749570769 · 5.2×5.16×3.18mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 754522548 · 5.16×5.12×3.2mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 749570935 · 5.2×5.17×3.17mm
0.52ct Round D VS1 IGI-certified lab-grown diamond
0.52ct Round · D VS1
IGI 754513858 · 5.18×5.14×3.18mm
0.54ct Round D VVS2 IGI-certified lab-grown diamond
0.54ct Round · D VVS2
IGI 772665505 · 5.29×5.23×3.22mm
0.55ct Round D VVS2 IGI-certified lab-grown diamond
0.55ct Round · D VVS2
IGI 780684731 · 5.24×5.22×3.24mm
1.02ct Round D VVS2 IGI-certified lab-grown diamond
1.02ct Round · D VVS2
IGI 799674355 · 6.54×6.5×3.94mm
1.02ct Round D VVS2 IGI-certified lab-grown diamond
1.02ct Round · D VVS2
IGI 800638504 · 6.52×6.5×3.92mm
1.02ct Round D VVS2 IGI-certified lab-grown diamond
1.02ct Round · D VVS2
IGI 800639434 · 6.44×6.42×3.99mm
1.02ct Round D VVS2 IGI-certified lab-grown diamond
1.02ct Round · D VVS2
IGI 799656714 · 6.38×6.35×4.04mm
1.02ct Round D VVS2 IGI-certified lab-grown diamond
1.02ct Round · D VVS2
IGI 800645668 · 6.43×6.38×4.06mm
1.12ct Round E VVS2 IGI-certified lab-grown diamond
1.12ct Round · E VVS2
IGI 813657047 · 6.62×6.59×4.12mm
1.5ct Round E VVS2 IGI-certified lab-grown diamond
1.5ct Round · E VVS2
IGI 794683258 · 7.34×7.31×4.56mm
1.5ct Round E VVS2 IGI-certified lab-grown diamond
1.5ct Round · E VVS2
IGI 793644523 · 7.31×7.26×4.55mm
1.5ct Round E VVS2 IGI-certified lab-grown diamond
1.5ct Round · E VVS2
IGI 792637419 · 7.31×7.26×4.54mm
1.5ct Round E VVS2 IGI-certified lab-grown diamond
1.5ct Round · E VVS2
IGI 793642359 · 7.35×7.31×4.54mm
1.5ct Round E VVS2 IGI-certified lab-grown diamond
1.5ct Round · E VVS2
IGI 784693725 · 7.38×7.35×4.54mm
1.52ct Round F VVS2 IGI-certified lab-grown diamond
1.52ct Round · F VVS2
IGI 812606000 · 7.36×7.32×4.54mm
1.52ct Round F VVS2 IGI-certified lab-grown diamond
1.52ct Round · F VVS2
IGI 816672091 · 7.39×7.36×4.58mm
2.1ct Round F VVS2 IGI-certified lab-grown diamond
2.1ct Round · F VVS2
IGI 762527251 · 8.33×8.29×4.97mm
2.1ct Round F VVS2 IGI-certified lab-grown diamond
2.1ct Round · F VVS2
IGI 773605048 · 8.29×8.26×5.06mm
2.1ct Round F VVS2 IGI-certified lab-grown diamond
2.1ct Round · F VVS2
IGI 762539640 · 8.36×8.3×4.98mm
2.1ct Round F VVS2 IGI-certified lab-grown diamond
2.1ct Round · F VVS2
IGI 774610513 · 8.17×8.12×5.1mm
2.57ct Round E VVS2 IGI-certified lab-grown diamond
2.57ct Round · E VVS2
IGI 816653760 · 8.81×8.79×5.39mm
2.58ct Round E VVS2 IGI-certified lab-grown diamond
2.58ct Round · E VVS2
IGI 758547693 · 8.81×8.78×5.38mm
2.58ct Round E VVS2 IGI-certified lab-grown diamond
2.58ct Round · E VVS2
IGI 756515811 · 8.79×8.75×5.45mm
2.58ct Round E VVS2 IGI-certified lab-grown diamond
2.58ct Round · E VVS2
IGI 756518132 · 8.85×8.79×5.38mm
3.01ct Round F VVS2 IGI-certified lab-grown diamond
3.01ct Round · F VVS2
IGI 831622695 · 9.42×9.37×5.55mm
3.1ct Round E VS1 IGI-certified lab-grown diamond
3.1ct Round · E VS1
IGI 755528375 · 9.42×9.38×5.72mm
4.08ct Round E VVS2 IGI-certified lab-grown diamond
4.08ct Round · E VVS2
IGI 816688024 · 10.29×10.22×6.26mm

About round lab-grown diamonds

The round brilliant is the most popular diamond shape — 57 facets engineered for maximum sparkle and timeless versatility. All round 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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