3.00 - 4.99ct E SI1 Lab Grown Cushion
As of April 2026, there are 1,475 lab grown cushion diamonds with E color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from $79 USD to $18,451 USD, with an average of $1,045 USD.
Last updated: April 2026
Available
1,475
Lowest Price
$79 USD
Highest Price
$18,451 USD
Average Price
$1,045 USD
Market Intelligence
Retailers Selling
29
Cross Retailer %
N/A
Price Spread
67.3%
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
$195
Median
$337
90th Percentile
$1,185
Score Distribution
1.5K diamonds scored across 4 quality tiers
Excellent
500 (33.9%)
Very Good
421 (28.5%)
Good
329 (22.3%)
Average
225 (15.3%)
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