How much does a 2.00 to 2.99ct F SI2 lab grown heart diamond cost?

As of October 2026, 2.00 to 2.99ct F SI2 lab grown heart diamonds typically cost £348 GBP to £1,324 GBP, with a median price of £493 GBP. There are currently 5 diamonds matching this specification available across retailers.

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

About 19% of these diamonds are available at multiple retailers, with an average price spread of 492%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct F SI2 Lab Grown Heart

Quick answer

As of October 2026, there are 5 lab grown heart diamonds with F colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £348 GBP to £1,324 GBP, with a median of £493 GBP. At least 18 retailers stock this exact specification, and 19% of the stones appear at more than one of them, with an average price spread of 492%. Half of all listings fall between £219 GBP and £2,273 GBP per carat. The same specification in natural form lists at a median of about £4,014 GBP per carat. Over the last 30 days the median price moved +2.5% and the number of listings moved +16.4%.

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 lab grown stones in the index: 421 USD per carat, -1.8% 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

£222 GBP

Highest Price

£3,041 GBP

Average Price

£849 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

18.5%

Price Spread

492.5%

30-Day Price Trend

+2.5%

30-Day Supply Change

+16.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$556/ct

10th Percentile

$172

Median

$556

90th Percentile

$3,564

Score Distribution

9 diamonds scored across 4 quality tiers

Excellent

2 (22.2%)

Very Good

3 (33.3%)

Good

2 (22.2%)

Average

2 (22.2%)

Find Your Diamond

Search 5 F SI2 heart diamonds and compare prices.

Search Diamonds

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