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

As of October 2026, 5.00ct+ F SI2 natural heart diamonds typically cost $102,730 CAD to $193,464 CAD, with a median price of $121,208 CAD. There are currently 6 diamonds matching this specification available across retailers.

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

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5.00ct+ F SI2 Natural Heart

Quick answer

As of October 2026, there are 6 natural heart diamonds with F color and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $102,730 CAD to $193,464 CAD, with a median of $121,208 CAD. The same specification in lab grown form lists at a median of about $403 CAD per carat.

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. Heart natural stones in the index: 2,374 USD per carat, +9.8% 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

$99,771 CAD

Highest Price

$299,516 CAD

Average Price

$139,252 CAD

Score Distribution

7 diamonds scored across 2 quality tiers

Very Good

4 (57.1%)

Good

3 (42.9%)

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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