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

As of October 2026, 2.00 to 2.99ct I SI1 natural oval diamonds typically cost HK$74,636 HKD to HK$196,511 HKD, with a median price of HK$117,181 HKD. There are currently 334 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 33%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I SI1 Natural Oval

Quick answer

As of October 2026, there are 334 natural oval diamonds with I colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run HK$74,636 HKD to HK$196,511 HKD, with a median of HK$117,181 HKD. At least 61 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 33%. Half of all listings fall between HK$50,537 HKD and HK$70,318 HKD per carat. The same specification in lab grown form lists at a median of about HK$10,936 HKD per carat. Over the last 30 days the median price moved -1.4% and the number of listings moved +10.9%.

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

334

Lowest Price

HK$39,942 HKD

Highest Price

HK$395,155 HKD

Average Price

HK$130,626 HKD