How much does a 3.00 to 4.99ct D SI2 natural cushion diamond cost?

As of September 2026, 3.00 to 4.99ct D SI2 natural cushion diamonds typically cost ₹24,64,855 INR to ₹61,28,788 INR, with a median price of ₹41,10,244 INR. There are currently 102 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct D SI2 Natural Cushion

Quick answer

As of September 2026, there are 102 natural cushion diamonds with D colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹24,64,855 INR to ₹61,28,788 INR, with a median of ₹41,10,244 INR. At least 39 retailers stock this exact specification. Half of all listings fall between ₹10,15,325 INR and ₹14,80,497 INR per carat. The same specification in lab grown form lists at a median of about ₹68,026 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

102

Lowest Price

₹18,13,996 INR

Highest Price

₹83,39,942 INR

Average Price

₹42,12,059 INR

Market Intelligence

Retailers Selling

Price Spread

37.1%

Price Range

Price per carat distribution across retailers

$13,129/ct

10th Percentile

$8,505

Median

$13,129

90th Percentile

$17,272

Score Distribution

102 diamonds scored across 4 quality tiers

Excellent

21 (20.6%)

Very Good

32 (31.4%)

Good

28 (27.5%)

Average

21 (20.6%)

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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