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Round, cushion, and pear lab-grown diamonds — Sula Bridal IGI-certified standard
The Sula Diamond Standard

Choose yourround brilliant diamond.

D–F color. VVS+ clarity. Excellent cut. Pricing below includes the Round Halo Lab-Grown Engagement Ring — Platinum setting in 14K White Gold.

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Round Halo Lab-Grown Engagement Ring — Platinum setting in 14K White Gold
Your settingRound Halo Lab-Grown Engagement Ring — Platinum14K White Gold · Engagement Ring
Comparing diamond1.50ct Round Brilliant · $2,950D–F · VVS+ · setting + diamond total
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From $2,950 · 7 carats available
CaratDimensionsStatusPrice
Round Brilliant lab-grown diamond — Sula reference render
IGI Specification
Measurements (mm)7.34 – 7.38 × 4.54 mm
Ratio1.00
ColorD – F
ClarityVVS+
Cut · Polish · SymmetryExcellent
FluorescenceNone
IGI Certificate
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Carat size guide

How big is each carat, on the hand?

Carat is weight, not size. Here's how each tier reads on a real hand — from a delicate 0.50 carat to a statement 5 carats.

Round Brilliant Lab-Grown Diamond Carat Size Comparison from 0.5ct to 5ct on Hand | Sula Bridal

Round brilliant cuts shown above. Each diamond is photographed at its true face-up diameter.

Most US engagement rings sit between 1.5 and 2.5 carats. Lab-grown lets you go up a tier for the price of a smaller mined stone — learn why →