1 Carat Marquise Natural Diamonds

Compare marquise natural diamonds weighing 1.00–1.09 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.

1.02 ct Marquise natural diamond

G · I1 · Very Good · IGI 811694688

Last checked November 3, 2026 at 10:13 UTC

1.00 ct Marquise natural diamond

M · SI1 · GIA 6551617543

Last checked November 3, 2026 at 10:13 UTC

1.01 ct Marquise natural diamond

N · SI2 · GIA 1555627601

Last checked November 3, 2026 at 10:13 UTC

1.01 ct Marquise natural diamond

G · I2 · GIA 1455201564

Last checked November 3, 2026 at 04:12 UTC

1.01 ct Marquise natural diamond

H · I2 · Very Good · IGI 743559181

Last checked November 3, 2026 at 10:13 UTC

1.03 ct Marquise natural diamond

J · I1 · GIA 7558134791

Last checked November 3, 2026 at 10:13 UTC

1.00 ct Marquise natural diamond

M · SI2 · GIA 6541431070

Last checked November 3, 2026 at 10:13 UTC

1.03 ct Marquise natural diamond

H · I2 · Very Good · IGI 743559182

Last checked November 3, 2026 at 10:13 UTC

1.02 ct Marquise natural diamond

K · SI2 · Very Good · IGI 813642340

Last checked November 3, 2026 at 10:13 UTC

1.01 ct Marquise natural diamond

J · SI2 · Excellent · IGI 803677638

Last checked November 3, 2026 at 10:13 UTC

1.01 ct Marquise natural diamond

E · I1 · Very Good · IGI 742552482

Last checked November 3, 2026 at 10:13 UTC

1.01 ct Marquise natural diamond

I · SI2 · Excellent · IGI 819641937

Last checked November 3, 2026 at 10:13 UTC

1.01 ct Marquise natural diamond

I · SI2 · Very Good · IGI 779662918

Last checked November 3, 2026 at 10:13 UTC

Comparing 1 carat marquise natural 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 1.00–1.09 ct to keep results close to 1 carats. Use the live search to change the range or filter grades.

Related diamond searches