1.00 - 1.49ct J SI1 Lab Grown Cushion
As of April 2026, there are 573 lab grown cushion diamonds with J color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $259 CAD to $119,753 CAD, with an average of $5,708 CAD.
Last updated: April 2026
Available
573
Lowest Price
$259 CAD
Highest Price
$119,753 CAD
Average Price
$5,708 CAD
Market Intelligence
Retailers Selling
15
Cross Retailer %
N/A
Price Spread
9.6%
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
$1,141
Median
$1,446
90th Percentile
$2,409
Score Distribution
573 diamonds scored across 4 quality tiers
Excellent
26 (4.5%)
Very Good
48 (8.4%)
Good
296 (51.7%)
Average
203 (35.4%)
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