How much does a 2.00 to 2.99ct I IF natural cushion diamond cost?

As of September 2026, 2.00 to 2.99ct I IF natural cushion diamonds typically cost £6,457 GBP to £17,369 GBP, with a median price of £8,893 GBP. There are currently 36 diamonds matching this specification available across retailers.

Where can I find the best price on a I IF cushion diamond?

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2.00 to 2.99ct I IF Natural Cushion

Quick answer

As of September 2026, there are 36 natural cushion diamonds with I colour and IF clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £6,457 GBP to £17,369 GBP, with a median of £8,893 GBP. At least 38 retailers stock this exact specification. Half of all listings fall between £3,870 GBP and £6,220 GBP per carat. The same specification in lab grown form lists at a median of about £1,399 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. Cushion natural stones in the index: 2,792 USD per carat, +1.1% 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

£4,405 GBP

Highest Price

£20,319 GBP

Average Price

£10,184 GBP

Market Intelligence

Retailers Selling

Price Spread

47.6%

Price Range

Price per carat distribution across retailers

$6,659/ct

10th Percentile

$4,427

Median

$6,659

90th Percentile

$9,815

Score Distribution

36 diamonds scored across 4 quality tiers

Excellent

7 (19.4%)

Very Good

13 (36.1%)

Good

11 (30.6%)

Average

5 (13.9%)

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Consider Instead

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

J IFJ colour is visually identical to I to the naked eye

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Lab-Grown I IFSame specifications, lab-grown origin

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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