How much does a 2.00 to 2.99ct I VS1 natural cushion diamond cost?

As of October 2026, 2.00 to 2.99ct I VS1 natural cushion diamonds typically cost £6,063 GBP to £20,549 GBP, with a median price of £9,990 GBP. There are currently 306 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS1 cushion diamond?

About 31% of these diamonds are available at multiple retailers, with an average price spread of 46%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I VS1 Natural Cushion

Quick answer

As of October 2026, there are 306 natural cushion diamonds with I colour and VS1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £6,063 GBP to £20,549 GBP, with a median of £9,990 GBP. At least 59 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 46%. Half of all listings fall between £3,988 GBP and £6,322 GBP per carat. The same specification in lab grown form lists at a median of about £520 GBP per carat. Over the last 30 days the median price moved -1.6% and the number of listings moved +8.9%.

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

306

Lowest Price

£3,883 GBP

Highest Price

£43,659 GBP

Average Price

£11,917 GBP