How much does a 0.50 to 0.74ct F IF natural marquise diamond cost?

As of October 2026, 0.50 to 0.74ct F IF natural marquise diamonds typically cost £637 GBP to £1,966 GBP, with a median price of £939 GBP. There are currently 135 diamonds matching this specification available across retailers.

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

About 33% of these diamonds are available at multiple retailers, with an average price spread of 47%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct F IF Natural Marquise

Quick answer

As of October 2026, there are 135 natural marquise diamonds with F colour and IF clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run £637 GBP to £1,966 GBP, with a median of £939 GBP. At least 55 retailers stock this exact specification, and 33% of the stones appear at more than one of them, with an average price spread of 47%. Half of all listings fall between £1,491 GBP and £2,360 GBP per carat. The same specification in lab grown form lists at a median of about £725 GBP per carat. Over the last 30 days the median price moved -2.0% and the number of listings moved +6.0%.

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

135

Lowest Price

£455 GBP

Highest Price

£3,453 GBP

Average Price

£1,156 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

33.1%

Price Spread

47.2%

30-Day Price Trend

-2.0%

30-Day Supply Change

+6.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$2,466/ct

10th Percentile

$1,741

Median

$2,466

90th Percentile

$4,279

Score Distribution

282 diamonds scored across 5 quality tiers

Exceptional

1 (0.4%)

Excellent

67 (23.8%)

Very Good

64 (22.7%)

Good

89 (31.6%)

Average

61 (21.6%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

F VVS1VVS1 inclusions are not visible without magnification

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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