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

As of October 2026, 5.00ct+ J IF natural marquise diamonds typically cost €52,913 EUR to €114,559 EUR, with a median price of €98,578 EUR. There are currently 2 diamonds matching this specification available across retailers.

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5.00ct+ J IF Natural Marquise

Quick answer

As of October 2026, there are 2 natural marquise diamonds with J color and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €52,913 EUR to €114,559 EUR, with a median of €98,578 EUR.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Marquise natural stones in the index: 2,268 USD per carat, +10.8% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

Lowest Price

€52,076 EUR

Highest Price

€133,885 EUR

Average Price

€86,456 EUR

Score Distribution

5 diamonds scored across 3 quality tiers

Very Good

2 (40.0%)

Good

1 (20.0%)

Average

2 (40.0%)

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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