How much does a 3.00 to 4.99ct D FL natural marquise diamond cost?

As of September 2026, 3.00 to 4.99ct D FL natural marquise diamonds typically cost £70,819 GBP to £135,566 GBP, with a median price of £98,453 GBP. There are currently 71 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct D FL Natural Marquise

Quick answer

As of September 2026, there are 71 natural marquise diamonds with D colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £70,819 GBP to £135,566 GBP, with a median of £98,453 GBP. At least 28 retailers stock this exact specification. Half of all listings fall between £24,237 GBP and £29,142 GBP per carat. The same specification in lab grown form lists at a median of about £2,920 GBP 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

£38,839 GBP

Highest Price

£180,434 GBP

Average Price

£101,505 GBP

Market Intelligence

Retailers Selling

Price Spread

18.1%

Price Range

Price per carat distribution across retailers

$34,328/ct

10th Percentile

$26,950

Median

$34,328

90th Percentile

$39,937

Score Distribution

71 diamonds scored across 4 quality tiers

Excellent

15 (21.1%)

Very Good

14 (19.7%)

Good

29 (40.8%)

Average

13 (18.3%)

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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