2.5 Carat Round Lab-Grown Diamonds

Compare round lab-grown diamonds weighing 2.50–2.59 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.

Run this search live

24 matching diamonds shown.

2.51 ct Round lab-grown diamond

F · SI1 · Excellent · IGI 823631515

Last checked November 3, 2026 at 07:54 UTC

2.56 ct Round lab-grown diamond

F · SI1 · Excellent · IGI 816657303

Last checked November 3, 2026 at 07:54 UTC

2.57 ct Round lab-grown diamond

E · SI1 · Excellent · IGI 804635874

Last checked November 3, 2026 at 07:54 UTC

2.50 ct Round lab-grown diamond

J · SI1 · Very Good · IGI 450041656

Last checked November 3, 2026 at 07:54 UTC

2.52 ct Round lab-grown diamond

G · VS1 · Ideal · IGI 634474443

Last checked November 3, 2026 at 07:54 UTC

Comparing 2.5 carat round 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 2.50–2.59 ct to keep results close to 2.5 carats. Use the live search to change the range or filter grades.

Related diamond searches