How much does a 3.00 to 4.99ct G VS1 natural cushion diamond cost?

As of September 2026, 3.00 to 4.99ct G VS1 natural cushion diamonds typically cost £25,518 GBP to £59,055 GBP, with a median price of £37,262 GBP. There are currently 243 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

3.00 to 4.99ct G VS1 Natural Cushion

Quick answer

As of September 2026, there are 243 natural cushion diamonds with G colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £25,518 GBP to £59,055 GBP, with a median of £37,262 GBP. At least 52 retailers stock this exact specification. Half of all listings fall between £10,279 GBP and £13,982 GBP per carat. The same specification in lab grown form lists at a median of about £281 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

243

Lowest Price

£16,198 GBP

Highest Price

£121,298 GBP

Average Price

£40,587 GBP