0.5 Carat Marquise Lab-Grown Diamonds

Compare marquise lab-grown diamonds weighing 0.50–0.59 ct.

Showing up to 24 matching diamonds. Fresh listings appear first, ordered by lowest observed price. Older listings remain visible with their observation dates and require availability checks. Color, clarity and cut are unrestricted. Prices can depend on payment method; confirm terms at checkout.

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24 matching diamonds shown.

0.54 ct Marquise lab-grown diamond

D · VS2 · Excellent · IGI 817635558

Last checked November 3, 2026 at 11:24 UTC

0.50 ct Marquise lab-grown diamond

E · VS2 · Very Good · IGI 848619587

Last checked November 3, 2026 at 05:24 UTC

Comparing 0.5 carat marquise lab-grown diamonds

Carat measures weight. Compare measurements and cut as well as color and clarity before choosing a stone. A shared grading certificate identifies the same diamond across sellers; approximate matches require verification.

This page uses 0.50–0.59 ct to keep results close to 0.5 carats. Use the live search to change the range or filter grades.

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