How much does a 5.00ct+ G SI2 natural heart diamond cost?

As of September 2026, 5.00ct+ G SI2 natural heart diamonds typically cost ₹36,21,734 INR to ₹1,40,80,470 INR, with a median price of ₹51,55,547 INR. There are currently 26 diamonds matching this specification available across retailers.

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

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5.00ct+ G SI2 Natural Heart

Quick answer

As of September 2026, there are 26 natural heart diamonds with G colour and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run ₹36,21,734 INR to ₹1,40,80,470 INR, with a median of ₹51,55,547 INR. At least 23 retailers stock this exact specification. Half of all listings fall between ₹9,16,452 INR and ₹18,92,735 INR per carat. The same specification in lab grown form lists at a median of about ₹36,240 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. Heart natural stones in the index: 2,261 USD per carat, +1.7% 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

Lowest Price

₹24,28,652 INR

Highest Price

₹2,40,83,379 INR

Average Price

₹73,56,502 INR

Market Intelligence

Retailers Selling

Price Spread

75.1%

Price Range

Price per carat distribution across retailers

$13,550/ct

10th Percentile

$6,279

Median

$13,550

90th Percentile

$32,840

Score Distribution

26 diamonds scored across 4 quality tiers

Excellent

7 (26.9%)

Very Good

9 (34.6%)

Good

7 (26.9%)

Average

3 (11.5%)

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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