1.00 to 1.49ct I SI1 Lab Grown Heart
Last updated: July 2026
Available
81
Lowest Price
£631 GBP
Highest Price
£3,893 GBP
Average Price
£1,275 GBP
Market Intelligence
Retailers Selling
17
Cross Retailer %
N/A
Price Spread
32.6%
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
$838
Median
$1,347
90th Percentile
$2,408
Score Distribution
81 diamonds scored across 4 quality tiers
Excellent
7 (8.6%)
Very Good
16 (19.8%)
Good
47 (58.0%)
Average
11 (13.6%)
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