How much does a 2.00 to 2.99ct F SI1 natural heart diamond cost?

As of October 2026, 2.00 to 2.99ct F SI1 natural heart diamonds typically cost £7,715 GBP to £29,361 GBP, with a median price of £13,060 GBP. There are currently 63 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI1 heart diamond?

About 30% of these diamonds are available at multiple retailers, with an average price spread of 38%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct F SI1 Natural Heart

Quick answer

As of October 2026, there are 63 natural heart diamonds with F colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £7,715 GBP to £29,361 GBP, with a median of £13,060 GBP. At least 56 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 38%. Half of all listings fall between £4,174 GBP and £6,096 GBP per carat. The same specification in lab grown form lists at a median of about £432 GBP per carat. Over the last 30 days the median price moved +0.6% and the number of listings moved +6.7%.

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

£6,171 GBP

Highest Price

£58,621 GBP

Average Price

£15,467 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

30.0%

Price Spread

38.0%

30-Day Price Trend

+0.6%

30-Day Supply Change

+6.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$6,785/ct

10th Percentile

$4,586

Median

$6,785

90th Percentile

$9,532

Score Distribution

251 diamonds scored across 4 quality tiers

Excellent

11 (4.4%)

Very Good

49 (19.5%)

Good

18 (7.2%)

Average

173 (68.9%)

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Consider Instead

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

F SI2SI2 inclusions are not visible without magnification

Save 35%

Lab-Grown F SI1Same specifications, lab-grown origin

Save 92%

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