How much does a 1.50 to 1.99ct I VVS2 natural cushion diamond cost?

As of October 2026, 1.50 to 1.99ct I VVS2 natural cushion diamonds typically cost £2,936 GBP to £8,060 GBP, with a median price of £4,595 GBP. There are currently 280 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS2 cushion diamond?

About 28% of these diamonds are available at multiple retailers, with an average price spread of 54%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I VVS2 Natural Cushion

Quick answer

As of October 2026, there are 280 natural cushion diamonds with I colour and VVS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run £2,936 GBP to £8,060 GBP, with a median of £4,595 GBP. At least 64 retailers stock this exact specification, and 28% of the stones appear at more than one of them, with an average price spread of 54%. Half of all listings fall between £2,537 GBP and £4,277 GBP per carat. The same specification in lab grown form lists at a median of about £430 GBP per carat. Over the last 30 days the median price moved -1.4% and the number of listings moved +4.3%.

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

280

Lowest Price

£1,956 GBP

Highest Price

£15,569 GBP

Average Price

£5,098 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

27.6%

Price Spread

53.7%

30-Day Price Trend

-1.4%

30-Day Supply Change

+4.3%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$4,307/ct

10th Percentile

$2,830

Median

$4,307

90th Percentile

$6,951

Score Distribution

863 diamonds scored across 4 quality tiers

Excellent

170 (19.7%)

Very Good

220 (25.5%)

Good

207 (24.0%)

Average

266 (30.8%)

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Consider Instead

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

J VVS2J colour is visually identical to I to the naked eye

Save 30%

Lab-Grown I VVS2Same specifications, lab-grown origin

Save 87%

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