How much does a 1.00 to 1.49ct G VS1 natural marquise diamond cost?

As of September 2026, 1.00 to 1.49ct G VS1 natural marquise diamonds typically cost £3,329 GBP to £7,287 GBP, with a median price of £4,567 GBP. There are currently 420 diamonds matching this specification available across retailers.

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

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

1.00 to 1.49ct G VS1 Natural Marquise

Quick answer

As of September 2026, there are 420 natural marquise diamonds with G colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £3,329 GBP to £7,287 GBP, with a median of £4,567 GBP. At least 59 retailers stock this exact specification. Half of all listings fall between £3,926 GBP and £5,410 GBP per carat. The same specification in lab grown form lists at a median of about £352 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. Marquise natural stones in the index: 2,114 USD per carat, -8.8% 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

420

Lowest Price

£1,353 GBP

Highest Price

£25,681 GBP

Average Price

£4,951 GBP