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

As of September 2026, 2.00 to 2.99ct E SI1 natural heart diamonds typically cost $14,366 AUD to $41,596 AUD, with a median price of $20,694 AUD. There are currently 137 diamonds matching this specification available across retailers.

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

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

2.00 to 2.99ct E SI1 Natural Heart

Quick answer

As of September 2026, there are 137 natural heart diamonds with E colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $14,366 AUD to $41,596 AUD, with a median of $20,694 AUD. At least 48 retailers stock this exact specification. Half of all listings fall between $8,270 AUD and $11,475 AUD per carat. The same specification in lab grown form lists at a median of about $579 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. Heart natural stones in the index: 2,261 USD per carat, +1.7% 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

137

Lowest Price

$8,303 AUD

Highest Price

$115,967 AUD

Average Price

$24,758 AUD