1.00 - 1.49ct H SI1 Lab Grown Heart
As of April 2026, there are 237 lab grown heart diamonds with H color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £150 GBP to £107,782 GBP, with an average of £2,564 GBP.
Last updated: April 2026
Available
237
Lowest Price
£150 GBP
Highest Price
£107,782 GBP
Average Price
£2,564 GBP
Market Intelligence
Retailers Selling
20
Cross Retailer %
N/A
Price Spread
24.2%
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
$1,272
Median
$1,542
90th Percentile
$2,304
Score Distribution
237 diamonds scored across 4 quality tiers
Excellent
32 (13.5%)
Very Good
99 (41.8%)
Good
68 (28.7%)
Average
38 (16.0%)
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