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

As of October 2026, 3.00 to 4.99ct G SI2 natural radiant diamonds typically cost ₹24,15,481 INR to ₹93,92,834 INR, with a median price of ₹40,89,873 INR. There are currently 44 diamonds matching this specification available across retailers.

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

About 26% of these diamonds are available at multiple retailers, with an average price spread of 32%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G SI2 Natural Radiant

Quick answer

As of October 2026, there are 44 natural radiant diamonds with G colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹24,15,481 INR to ₹93,92,834 INR, with a median of ₹40,89,873 INR. At least 45 retailers stock this exact specification, and 26% of the stones appear at more than one of them, with an average price spread of 32%. Half of all listings fall between ₹9,13,381 INR and ₹12,70,722 INR per carat. The same specification in lab grown form lists at a median of about ₹43,912 INR per carat. Over the last 30 days the median price moved -0.6% and the number of listings moved +12.3%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Radiant natural stones in the index: 3,091 USD per carat, +13.2% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

Lowest Price

₹13,11,096 INR

Highest Price

₹1,35,19,551 INR

Average Price

₹46,66,167 INR

Market Intelligence

Retailers Selling

Cross Retailer %

25.7%

Price Spread

32.4%

30-Day Price Trend

-0.6%

30-Day Supply Change

+12.3%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$11,618/ct

10th Percentile

$6,869

Median

$11,618

90th Percentile

$15,135

Score Distribution

176 diamonds scored across 4 quality tiers

Excellent

28 (15.9%)

Very Good

21 (11.9%)

Good

16 (9.1%)

Average

111 (63.1%)

Find Your Diamond

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Consider Instead

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

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