How much does a 2.00 to 2.99ct E SI1 natural oval diamond cost?

As of October 2026, 2.00 to 2.99ct E SI1 natural oval diamonds typically cost £11,442 GBP to £27,767 GBP, with a median price of £17,876 GBP. There are currently 225 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI1 oval diamond?

About 28% of these diamonds are available at multiple retailers, with an average price spread of 29%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct E SI1 Natural Oval

Quick answer

As of October 2026, there are 225 natural oval diamonds with E colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £11,442 GBP to £27,767 GBP, with a median of £17,876 GBP. At least 61 retailers stock this exact specification, and 28% of the stones appear at more than one of them, with an average price spread of 29%. Half of all listings fall between £6,730 GBP and £8,947 GBP per carat. The same specification in lab grown form lists at a median of about £297 GBP per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +0.1%.

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. Oval natural stones in the index: 2,655 USD per carat, +10.2% 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

225

Lowest Price

£7,560 GBP

Highest Price

£48,976 GBP

Average Price

£19,190 GBP