How much does a 5.00ct+ E FL natural marquise diamond cost?

As of September 2026, 5.00ct+ E FL natural marquise diamonds typically cost $253,797 USD to $464,462 USD, with a median price of $306,920 USD. There are currently 7 diamonds matching this specification available across retailers.

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

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5.00ct+ E FL Natural Marquise

Quick answer

As of September 2026, there are 7 natural marquise diamonds with E color and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $253,797 USD to $464,462 USD, with a median of $306,920 USD. At least 18 retailers stock this exact specification. Half of all listings fall between $89,483 USD and $102,311 USD per carat. The same specification in lab grown form lists at a median of about $7,363 USD per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Marquise natural stones in the index: 2,114 USD per carat, -8.8% month on month. See the full index release

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

Last updated: September 2026

Available

Lowest Price

$205,105 USD

Highest Price

$568,640 USD

Average Price

$348,256 USD

Market Intelligence

Retailers Selling

Price Spread

13.0%

Price Range

Price per carat distribution across retailers

$98,587/ct

10th Percentile

$80,217

Median

$98,587

90th Percentile

$115K

Score Distribution

7 diamonds scored across 3 quality tiers

Excellent

2 (28.6%)

Very Good

2 (28.6%)

Good

3 (42.9%)

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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