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

As of September 2026, 2.00 to 2.99ct I SI2 natural cushion diamonds typically cost ₹5,55,263 INR to ₹17,71,182 INR, with a median price of ₹9,88,830 INR. There are currently 676 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct I SI2 Natural Cushion

Quick answer

As of September 2026, there are 676 natural cushion diamonds with I colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run ₹5,55,263 INR to ₹17,71,182 INR, with a median of ₹9,88,830 INR. At least 46 retailers stock this exact specification. Half of all listings fall between ₹3,60,140 INR and ₹6,08,173 INR per carat. The same specification in lab grown form lists at a median of about ₹4,57,012 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

676

Lowest Price

₹2,52,442 INR

Highest Price

₹42,96,238 INR

Average Price

₹11,10,675 INR

Market Intelligence

Retailers Selling

Price Spread

52.6%

Price Range

Price per carat distribution across retailers

$4,910/ct

10th Percentile

$3,001

Median

$4,910

90th Percentile

$7,489

Score Distribution

676 diamonds scored across 4 quality tiers

Excellent

102 (15.1%)

Very Good

221 (32.7%)

Good

183 (27.1%)

Average

170 (25.1%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J SI2J colour is visually identical to I to the naked eye

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Lab-Grown I SI2Same specifications, lab-grown origin

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1