How much does a 3.00 to 4.99ct G SI1 natural radiant diamond cost?

As of September 2026, 3.00 to 4.99ct G SI1 natural radiant diamonds typically cost ₹25,61,983 INR to ₹73,83,912 INR, with a median price of ₹42,65,398 INR. There are currently 210 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct G SI1 Natural Radiant

Quick answer

As of September 2026, there are 210 natural radiant diamonds with G colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹25,61,983 INR to ₹73,83,912 INR, with a median of ₹42,65,398 INR. At least 41 retailers stock this exact specification. Half of all listings fall between ₹11,53,365 INR and ₹15,35,310 INR per carat. The same specification in lab grown form lists at a median of about ₹36,049 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

210

Lowest Price

₹15,96,456 INR

Highest Price

₹1,57,71,983 INR

Average Price

₹46,79,004 INR