How much does a 0.20 to 0.49ct F VS2 natural marquise diamond cost?

As of October 2026, 0.20 to 0.49ct F VS2 natural marquise diamonds typically cost £252 GBP to £553 GBP, with a median price of £385 GBP. There are currently 1,226 diamonds matching this specification available across retailers.

Where can I find the best price on a F VS2 marquise diamond?

About 43% of these diamonds are available at multiple retailers, with an average price spread of 40%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct F VS2 Natural Marquise

Quick answer

As of October 2026, there are 1,226 natural marquise diamonds with F colour and VS2 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run £252 GBP to £553 GBP, with a median of £385 GBP. At least 18 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 40%. Half of all listings fall between £826 GBP and £1,297 GBP per carat. The same specification in lab grown form lists at a median of about £352 GBP per carat. Over the last 30 days the median price moved +1.7% and the number of listings moved +7.0%.

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

1,226

Lowest Price

£128 GBP

Highest Price

£1,213 GBP

Average Price

£403 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

43.2%

Price Spread

40.2%

30-Day Price Trend

+1.7%

30-Day Supply Change

+7.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,558/ct

10th Percentile

$914

Median

$1,558

90th Percentile

$1,967

Score Distribution

2.8K diamonds scored across 4 quality tiers

Excellent

407 (14.5%)

Very Good

952 (33.9%)

Good

607 (21.6%)

Average

846 (30.1%)

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Consider Instead

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

Lab-Grown F VS2Same specifications, lab-grown origin

Save 83%

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