3.00 - 4.99ct H SI1 Lab Grown Heart
As of April 2026, there are 258 lab grown heart diamonds with H color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from £150 GBP to £107,782 GBP, with an average of £3,230 GBP.
Last updated: April 2026
Available
258
Lowest Price
£150 GBP
Highest Price
£107,782 GBP
Average Price
£3,230 GBP
Market Intelligence
Retailers Selling
19
Cross Retailer %
N/A
Price Spread
248.7%
30-Day Price Trend
N/A
30-Day Supply Change
N/A
Volatility (30d)
N/A
Price Range
Price per carat distribution across retailers
10th Percentile
$306
Median
$1,134
90th Percentile
$11,206
Score Distribution
258 diamonds scored across 4 quality tiers
Excellent
40 (15.5%)
Very Good
91 (35.3%)
Good
70 (27.1%)
Average
57 (22.1%)
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