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

As of September 2026, 2.00 to 2.99ct I SI1 natural cushion diamonds typically cost ₹6,85,223 INR to ₹20,57,762 INR, with a median price of ₹11,96,841 INR. There are currently 758 diamonds matching this specification available across retailers.

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

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

2.00 to 2.99ct I SI1 Natural Cushion

Quick answer

As of September 2026, there are 758 natural cushion diamonds with I colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run ₹6,85,223 INR to ₹20,57,762 INR, with a median of ₹11,96,841 INR. At least 49 retailers stock this exact specification. Half of all listings fall between ₹4,45,462 INR and ₹7,07,968 INR per carat. The same specification in lab grown form lists at a median of about ₹1,52,496 INR 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. Cushion natural stones in the index: 2,792 USD per carat, +1.1% 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

758

Lowest Price

₹3,63,319 INR

Highest Price

₹45,58,212 INR

Average Price

₹12,94,680 INR