How much does a 2.00 to 2.99ct I SI2 natural emerald diamond cost?

As of October 2026, 2.00 to 2.99ct I SI2 natural emerald diamonds typically cost $8,532 NZD to $51,493 NZD, with a median price of $22,897 NZD. There are currently 54 diamonds matching this specification available across retailers.

Where can I find the best price on a I SI2 emerald diamond?

About 23% of these diamonds are available at multiple retailers, with an average price spread of 66%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I SI2 Natural Emerald

Quick answer

As of October 2026, there are 54 natural emerald diamonds with I colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $8,532 NZD to $51,493 NZD, with a median of $22,897 NZD. At least 45 retailers stock this exact specification, and 23% of the stones appear at more than one of them, with an average price spread of 66%. Half of all listings fall between $5,968 NZD and $11,414 NZD per carat. The same specification in lab grown form lists at a median of about $2,367 NZD per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +6.7%.

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. Emerald natural stones in the index: 2,278 USD per carat, +6.2% 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

Lowest Price

$5,571 NZD

Highest Price

$57,688 NZD

Average Price

$26,185 NZD