1.00 - 1.49ct J SI2 Lab Grown Cushion
As of April 2026, there are 176 lab grown cushion diamonds with J color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £136 GBP to £68,424 GBP, with an average of £7,670 GBP.
Last updated: April 2026
Available
176
Lowest Price
£136 GBP
Highest Price
£68,424 GBP
Average Price
£7,670 GBP
Market Intelligence
Retailers Selling
8
Cross Retailer %
N/A
Price Spread
73.8%
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
$932
Median
$1,966
90th Percentile
$3,003
Score Distribution
175 diamonds scored across 4 quality tiers
Excellent
6 (3.4%)
Very Good
28 (16.0%)
Good
54 (30.9%)
Average
87 (49.7%)
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