0.75 - 0.99ct J SI1 Lab Grown Heart
As of April 2026, there are 169 lab grown heart diamonds with J color and SI1 clarity in the 0.75 - 0.99ct range available across retailers worldwide. Prices range from £186 GBP to £11,401 GBP, with an average of £2,036 GBP.
Last updated: April 2026
Available
169
Lowest Price
£186 GBP
Highest Price
£11,401 GBP
Average Price
£2,036 GBP
Market Intelligence
Retailers Selling
12
Cross Retailer %
N/A
Price Spread
62.4%
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
$905
Median
$1,269
90th Percentile
$2,134
Score Distribution
169 diamonds scored across 4 quality tiers
Excellent
8 (4.7%)
Very Good
31 (18.3%)
Good
60 (35.5%)
Average
70 (41.4%)
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