How much does a 0.20 to 0.49ct F VS1 natural oval diamond cost?

As of October 2026, 0.20 to 0.49ct F VS1 natural oval diamonds typically cost £288 GBP to £870 GBP, with a median price of £457 GBP. There are currently 1,766 diamonds matching this specification available across retailers.

Where can I find the best price on a F VS1 oval diamond?

About 22% of these diamonds are available at multiple retailers, with an average price spread of 43%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct F VS1 Natural Oval

Quick answer

As of October 2026, there are 1,766 natural oval diamonds with F colour and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run £288 GBP to £870 GBP, with a median of £457 GBP. At least 28 retailers stock this exact specification, and 22% of the stones appear at more than one of them, with an average price spread of 43%. Half of all listings fall between £964 GBP and £1,496 GBP per carat. The same specification in lab grown form lists at a median of about £480 GBP per carat. Over the last 30 days the median price moved -7.3% and the number of listings moved -5.7%.

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. Oval natural stones in the index: 2,655 USD per carat, +10.2% 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

1,766

Lowest Price

£95 GBP

Highest Price

£1,616 GBP

Average Price

£527 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

22.1%

Price Spread

42.9%

30-Day Price Trend

-7.3%

30-Day Supply Change

-5.7%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$1,651/ct

10th Percentile

$1,030

Median

$1,651

90th Percentile

$2,552

Score Distribution

4.8K diamonds scored across 4 quality tiers

Excellent

604 (12.6%)

Very Good

1,637 (34.1%)

Good

832 (17.3%)

Average

1,729 (36.0%)

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Consider Instead

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

Lab-Grown F VS1Same specifications, lab-grown origin

Save 61%

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