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

As of October 2026, 2.00 to 2.99ct G SI1 natural oval diamonds typically cost $25,033 NZD to $58,925 NZD, with a median price of $38,137 NZD. There are currently 247 diamonds matching this specification available across retailers.

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

About 29% of these diamonds are available at multiple retailers, with an average price spread of 30%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct G SI1 Natural Oval

Quick answer

As of October 2026, there are 247 natural oval diamonds with G colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $25,033 NZD to $58,925 NZD, with a median of $38,137 NZD. At least 62 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 30%. Half of all listings fall between $14,157 NZD and $19,132 NZD per carat. The same specification in lab grown form lists at a median of about $755 NZD per carat. Over the last 30 days the median price moved -2.4% and the number of listings moved +4.7%.

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. 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

247

Lowest Price

$12,964 NZD

Highest Price

$102,128 NZD

Average Price

$40,649 NZD