How much does a 1.00 to 1.49ct G FL natural oval diamond cost?

As of September 2026, 1.00 to 1.49ct G FL natural oval diamonds typically cost £3,956 GBP to £7,206 GBP, with a median price of £4,671 GBP. There are currently 26 diamonds matching this specification available across retailers.

Where can I find the best price on a G FL oval diamond?

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

1.00 to 1.49ct G FL Natural Oval

Quick answer

As of September 2026, there are 26 natural oval diamonds with G colour and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £3,956 GBP to £7,206 GBP, with a median of £4,671 GBP. At least 26 retailers stock this exact specification. Half of all listings fall between £4,310 GBP and £6,266 GBP per carat. The same specification in lab grown form lists at a median of about £567 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. Oval natural stones in the index: 2,380 USD per carat, -9.6% 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

Lowest Price

£3,709 GBP

Highest Price

£8,234 GBP

Average Price

£5,198 GBP