How much does a 5.00ct+ I IF natural marquise diamond cost?

As of April 2026, 5.00ct+ I IF natural marquise diamonds are available from $229 SGD to $274,478 SGD, with an average price of $6,392 SGD. There are currently 322 diamonds matching this specification available across retailers.

Where can I find the best price on a I IF marquise diamond?

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5.00ct+ I IF Natural Marquise

As of April 2026, there are 322 natural marquise diamonds with I color and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices range from $229 SGD to $274,478 SGD, with an average of $6,392 SGD.

Last updated: April 2026

Available

322

Lowest Price

$229 SGD

Highest Price

$274,478 SGD

Average Price

$6,392 SGD

Score Distribution

322 diamonds scored across 5 quality tiers

Exceptional

1 (0.3%)

Excellent

93 (28.9%)

Very Good

90 (28.0%)

Good

112 (34.8%)

Average

26 (8.1%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1