1.00 - 1.49ct E SI1 Lab Grown Cushion
As of April 2026, there are 1,478 lab grown cushion diamonds with E color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $79 USD to $18,451 USD, with an average of $1,044 USD.
Last updated: April 2026
Available
1,478
Lowest Price
$79 USD
Highest Price
$18,451 USD
Average Price
$1,044 USD
Market Intelligence
Retailers Selling
35
Cross Retailer %
N/A
Price Spread
78.8%
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
$273
Median
$463
90th Percentile
$1,116
Score Distribution
1.5K diamonds scored across 4 quality tiers
Excellent
509 (34.4%)
Very Good
418 (28.3%)
Good
328 (22.2%)
Average
223 (15.1%)
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