How much does a 2.00 to 2.99ct G SI2 natural oval diamond cost?

As of September 2026, 2.00 to 2.99ct G SI2 natural oval diamonds typically cost £5,369 GBP to £15,252 GBP, with a median price of £8,977 GBP. There are currently 1,339 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct G SI2 Natural Oval

Quick answer

As of September 2026, there are 1,339 natural oval diamonds with G colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £5,369 GBP to £15,252 GBP, with a median of £8,977 GBP. At least 49 retailers stock this exact specification. Half of all listings fall between £3,729 GBP and £5,978 GBP per carat. The same specification in lab grown form lists at a median of about £3,511 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 natural stones in the index: 2,380 USD per carat, -9.6% 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

1,339

Lowest Price

£3,017 GBP

Highest Price

£38,636 GBP

Average Price

£9,794 GBP

Market Intelligence

Retailers Selling

Price Spread

46.5%

Price Range

Price per carat distribution across retailers

$6,138/ct

10th Percentile

$3,784

Median

$6,138

90th Percentile

$8,913

Score Distribution

1.3K diamonds scored across 4 quality tiers

Excellent

251 (18.7%)

Very Good

486 (36.3%)

Good

365 (27.3%)

Average

237 (17.7%)

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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