How much does a 0.75 to 0.99ct H IF natural cushion diamond cost?

As of October 2026, 0.75 to 0.99ct H IF natural cushion diamonds typically cost £698 GBP to £2,332 GBP, with a median price of £1,127 GBP. There are currently 48 diamonds matching this specification available across retailers.

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

About 31% of these diamonds are available at multiple retailers, with an average price spread of 57%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct H IF Natural Cushion

Quick answer

As of October 2026, there are 48 natural cushion diamonds with H colour and IF clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run £698 GBP to £2,332 GBP, with a median of £1,127 GBP. At least 51 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 57%. Half of all listings fall between £972 GBP and £1,653 GBP per carat. Over the last 30 days the median price moved -0.6% and the number of listings moved +0.6%.

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. Cushion natural stones in the index: 2,948 USD per carat, +1.7% 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

Lowest Price

£397 GBP

Highest Price

£3,109 GBP

Average Price

£1,295 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

31.4%

Price Spread

56.9%

30-Day Price Trend

-0.6%

30-Day Supply Change

+0.6%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,604/ct

10th Percentile

$1,133

Median

$1,604

90th Percentile

$3,146

Score Distribution

132 diamonds scored across 5 quality tiers

Exceptional

2 (1.5%)

Excellent

25 (18.9%)

Very Good

29 (22.0%)

Good

41 (31.1%)

Average

35 (26.5%)

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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