How much does a 1.50 to 1.99ct G VS2 natural marquise diamond cost?

As of October 2026, 1.50 to 1.99ct G VS2 natural marquise diamonds typically cost £8,287 GBP to £21,544 GBP, with a median price of £10,652 GBP. There are currently 59 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS2 marquise diamond?

About 27% of these diamonds are available at multiple retailers, with an average price spread of 24%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G VS2 Natural Marquise

Quick answer

As of October 2026, there are 59 natural marquise diamonds with G colour and VS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run £8,287 GBP to £21,544 GBP, with a median of £10,652 GBP. At least 58 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 24%. Half of all listings fall between £6,518 GBP and £8,248 GBP per carat. The same specification in lab grown form lists at a median of about £448 GBP per carat. Over the last 30 days the median price moved -1.3% and the number of listings moved +22.4%.

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. Marquise natural stones in the index: 2,268 USD per carat, +10.8% 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

£7,116 GBP

Highest Price

£27,061 GBP

Average Price

£12,482 GBP