How much does a 3.00 to 4.99ct G SI2 natural radiant diamond cost?

As of September 2026, 3.00 to 4.99ct G SI2 natural radiant diamonds typically cost ₹17,26,952 INR to ₹46,73,102 INR, with a median price of ₹31,27,679 INR. There are currently 115 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct G SI2 Natural Radiant

Quick answer

As of September 2026, there are 115 natural radiant diamonds with G colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹17,26,952 INR to ₹46,73,102 INR, with a median of ₹31,27,679 INR. At least 37 retailers stock this exact specification. Half of all listings fall between ₹7,71,423 INR and ₹11,74,344 INR per carat. The same specification in lab grown form lists at a median of about ₹91,604 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. Radiant natural stones in the index: 2,765 USD per carat, +6.0% 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

115

Lowest Price

₹7,96,015 INR

Highest Price

₹1,36,06,406 INR

Average Price

₹32,50,174 INR

Market Intelligence

Retailers Selling

Price Spread

39.3%

Price Range

Price per carat distribution across retailers

$10,722/ct

10th Percentile

$6,374

Median

$10,722

90th Percentile

$13,353

Score Distribution

115 diamonds scored across 4 quality tiers

Excellent

35 (30.4%)

Very Good

29 (25.2%)

Good

26 (22.6%)

Average

25 (21.7%)

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H SI2H colour is visually identical to G to the naked eye

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Lab-Grown G 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