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

As of September 2026, 3.00 to 4.99ct F SI2 natural cushion diamonds typically cost ₹20,33,570 INR to ₹56,15,582 INR, with a median price of ₹31,26,169 INR. There are currently 103 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct F SI2 Natural Cushion

Quick answer

As of September 2026, there are 103 natural cushion diamonds with F colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹20,33,570 INR to ₹56,15,582 INR, with a median of ₹31,26,169 INR. At least 44 retailers stock this exact specification. Half of all listings fall between ₹8,24,864 INR and ₹12,23,549 INR per carat. The same specification in lab grown form lists at a median of about ₹56,656 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

103

Lowest Price

₹16,13,359 INR

Highest Price

₹1,24,14,200 INR

Average Price

₹36,28,376 INR

Market Intelligence

Retailers Selling

Price Spread

38.4%

Price Range

Price per carat distribution across retailers

$10,866/ct

10th Percentile

$6,832

Median

$10,866

90th Percentile

$14,607

Score Distribution

103 diamonds scored across 4 quality tiers

Excellent

27 (26.2%)

Very Good

34 (33.0%)

Good

24 (23.3%)

Average

18 (17.5%)

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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