How much does a 3.00 to 4.99ct F IF natural marquise diamond cost?

As of October 2026, 3.00 to 4.99ct F IF natural marquise diamonds typically cost $54,985 USD to $99,107 USD, with a median price of $66,928 USD. There are currently 9 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 30%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct F IF Natural Marquise

Quick answer

As of October 2026, there are 9 natural marquise diamonds with F color and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $54,985 USD to $99,107 USD, with a median of $66,928 USD. At least 21 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 30%. Half of all listings fall between $18,636 USD and $25,112 USD per carat. The same specification in lab grown form lists at a median of about $1,180 USD per carat. Over the last 30 days the median price moved +3.1% and the number of listings moved +33.8%.

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

$51,213 USD

Highest Price

$136,244 USD

Average Price

$73,715 USD

Market Intelligence

Retailers Selling

Cross Retailer %

32.0%

Price Spread

30.3%

30-Day Price Trend

+3.1%

30-Day Supply Change

+33.8%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$21,366/ct

10th Percentile

$17,272

Median

$21,366

90th Percentile

$26,719

Score Distribution

18 diamonds scored across 5 quality tiers

Exceptional

1 (5.6%)

Excellent

3 (16.7%)

Very Good

6 (33.3%)

Good

4 (22.2%)

Average

4 (22.2%)

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Lab-Grown F IFSame specifications, lab-grown origin

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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