How much does a 2.00 to 2.99ct F SI1 natural oval diamond cost?

As of October 2026, 2.00 to 2.99ct F SI1 natural oval diamonds typically cost £11,149 GBP to £27,141 GBP, with a median price of £16,703 GBP. There are currently 203 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI1 oval diamond?

About 29% 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.

2.00 to 2.99ct F SI1 Natural Oval

Quick answer

As of October 2026, there are 203 natural oval diamonds with F colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £11,149 GBP to £27,141 GBP, with a median of £16,703 GBP. At least 62 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 30%. Half of all listings fall between £5,992 GBP and £8,097 GBP per carat. The same specification in lab grown form lists at a median of about £319 GBP per carat. Over the last 30 days the median price moved -2.4% and the number of listings moved +4.7%.

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

203

Lowest Price

£5,703 GBP

Highest Price

£44,378 GBP

Average Price

£18,174 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

28.8%

Price Spread

30.1%

30-Day Price Trend

-2.4%

30-Day Supply Change

+4.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$9,330/ct

10th Percentile

$6,781

Median

$9,330

90th Percentile

$12,422

Score Distribution

692 diamonds scored across 4 quality tiers

Excellent

27 (3.9%)

Very Good

162 (23.4%)

Good

90 (13.0%)

Average

413 (59.7%)

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Consider Instead

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

F SI2SI2 inclusions are not visible without magnification

Save 31%

Lab-Grown F SI1Same specifications, lab-grown origin

Save 95%

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