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

As of September 2026, 2.00 to 2.99ct E SI1 natural oval diamonds typically cost $19,141 AUD to $46,163 AUD, with a median price of $27,931 AUD. There are currently 766 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct E SI1 Natural Oval

Quick answer

As of September 2026, there are 766 natural oval diamonds with E colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $19,141 AUD to $46,163 AUD, with a median of $27,931 AUD. At least 54 retailers stock this exact specification. Half of all listings fall between $12,078 AUD and $15,805 AUD per carat. The same specification in lab grown form lists at a median of about $468 AUD 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

766

Lowest Price

$13,274 AUD

Highest Price

$116,374 AUD

Average Price

$30,816 AUD