How much does a 3.00 to 4.99ct H SI2 natural heart diamond cost?

As of September 2026, 3.00 to 4.99ct H SI2 natural heart diamonds typically cost $13,967 SGD to $57,545 SGD, with a median price of $23,927 SGD. There are currently 207 diamonds matching this specification available across retailers.

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3.00 to 4.99ct H SI2 Natural Heart

Quick answer

As of September 2026, there are 207 natural heart diamonds with H colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $13,967 SGD to $57,545 SGD, with a median of $23,927 SGD. At least 19 retailers stock this exact specification. Half of all listings fall between $4,826 SGD and $6,572 SGD per carat. The same specification in lab grown form lists at a median of about $1,615 SGD 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

207

Lowest Price

$10,076 SGD

Highest Price

$229,360 SGD

Average Price

$31,365 SGD

Market Intelligence

Retailers Selling

Price Spread

31.7%

Price Range

Price per carat distribution across retailers

$4,130/ct

10th Percentile

$3,224

Median

$4,130

90th Percentile

$6,113

Score Distribution

207 diamonds scored across 4 quality tiers

Excellent

36 (17.4%)

Very Good

59 (28.5%)

Good

65 (31.4%)

Average

47 (22.7%)

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Consider Instead

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

Lab-Grown H 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