1.00 - 1.49ct H SI1 Lab Grown Cushion
As of April 2026, there are 246 lab grown cushion diamonds with H color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £154 GBP to £16,996 GBP, with an average of £1,697 GBP.
Last updated: April 2026
Available
246
Lowest Price
£154 GBP
Highest Price
£16,996 GBP
Average Price
£1,697 GBP
Market Intelligence
Retailers Selling
16
Cross Retailer %
N/A
Price Spread
128.0%
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
$431
Median
$1,385
90th Percentile
$4,226
Score Distribution
246 diamonds scored across 4 quality tiers
Excellent
36 (14.6%)
Very Good
102 (41.5%)
Good
50 (20.3%)
Average
58 (23.6%)
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