How much does a 2.00 to 2.99ct F SI2 lab grown oval diamond cost?

As of September 2026, 2.00 to 2.99ct F SI2 lab grown oval diamonds typically cost £477 GBP to £2,869 GBP, with a median price of £1,137 GBP. There are currently 15 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI2 oval diamond?

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2.00 to 2.99ct F SI2 Lab Grown Oval

Quick answer

As of September 2026, there are 15 lab grown oval diamonds with F colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £477 GBP to £2,869 GBP, with a median of £1,137 GBP. At least 11 retailers stock this exact specification. Half of all listings fall between £1,394 GBP and £7,924 GBP per carat. The same specification in natural form lists at a median of about £5,544 GBP per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Oval lab grown stones in the index: 487 USD per carat, -11.2% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

£208 GBP

Highest Price

£12,236 GBP

Average Price

£2,136 GBP

Market Intelligence

Retailers Selling

Price Spread

98.7%

Price Range

Price per carat distribution across retailers

$8,404/ct

10th Percentile

$710

Median

$8,404

90th Percentile

$11,961

Score Distribution

15 diamonds scored across 4 quality tiers

Excellent

1 (6.7%)

Very Good

3 (20.0%)

Good

4 (26.7%)

Average

7 (46.7%)

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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