1.5 Carat Marquise Natural Diamonds

Compare marquise natural diamonds weighing 1.50–1.59 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.

1.50 ct Marquise natural diamond

L · SI2 · IGI 809692185

Last checked November 3, 2026 at 08:24 UTC

1.50 ct Marquise natural diamond

M · I1 · GIA 6542958759

Last checked November 3, 2026 at 08:24 UTC

1.50 ct Marquise natural diamond

M · I1 · GIA 7568227461

Last checked November 3, 2026 at 08:24 UTC

1.51 ct Marquise natural diamond

G · I2 · IGI GT13369601

Last checked November 3, 2026 at 08:24 UTC

1.50 ct Marquise natural diamond

M · SI2 · Very Good · IGI 830653466

Last checked November 3, 2026 at 08:24 UTC

1.51 ct Marquise natural diamond

1.51 ct Marquise natural diamond

M · SI1 · Excellent · Certificate unavailable; verify with retailer

Last checked November 3, 2026 at 08:24 UTC

1.51 ct Marquise natural diamond

1.51 ct Marquise natural diamond

L · SI2 · Excellent · Certificate unavailable; verify with retailer

Last checked November 3, 2026 at 08:24 UTC

1.51 ct Marquise natural diamond

H · I3 · Approximate listing match; verify report details

Last checked November 3, 2026 at 08:24 UTC

1.53 ct Marquise natural diamond

K · I1 · Very Good · IGI 539243444

Last checked November 3, 2026 at 08:24 UTC

1.54 ct Marquise natural diamond

I · I3 · Approximate listing match; verify report details

Last checked November 3, 2026 at 08:24 UTC

1.51 ct Marquise natural diamond

K · SI2 · Very Good · IGI 782659020

Last checked November 3, 2026 at 08:24 UTC

1.51 ct Marquise natural diamond

M · SI1 · Excellent · GIA 25575818540

Last checked November 3, 2026 at 08:24 UTC

Comparing 1.5 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 1.50–1.59 ct to keep results close to 1.5 carats. Use the live search to change the range or filter grades.

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