How much does a 3.00 to 4.99ct J SI2 natural round diamond cost?

As of September 2026, 3.00 to 4.99ct J SI2 natural round diamonds typically cost ₹10,74,653 INR to ₹35,65,833 INR, with a median price of ₹20,41,081 INR. There are currently 1,370 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI2 round diamond?

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3.00 to 4.99ct J SI2 Natural Round

Quick answer

As of September 2026, there are 1,370 natural round diamonds with J colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹10,74,653 INR to ₹35,65,833 INR, with a median of ₹20,41,081 INR. At least 45 retailers stock this exact specification. Half of all listings fall between ₹4,71,281 INR and ₹7,75,527 INR per carat. The same specification in lab grown form lists at a median of about ₹1,95,089 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. Round natural stones in the index: 2,094 USD per carat, -3.8% 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

1,370

Lowest Price

₹5,19,295 INR

Highest Price

₹79,60,625 INR

Average Price

₹22,09,645 INR

Market Intelligence

Retailers Selling

Price Spread

47.8%

Price Range

Price per carat distribution across retailers

$7,642/ct

10th Percentile

$4,375

Median

$7,642

90th Percentile

$10,687

Score Distribution

1.4K diamonds scored across 4 quality tiers

Excellent

224 (16.4%)

Very Good

462 (33.7%)

Good

385 (28.1%)

Average

298 (21.8%)

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Lab-Grown J 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