3.00 - 4.99ct I SI1 Lab Grown Cushion
As of April 2026, there are 349 lab grown cushion diamonds with I color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from €183 EUR to €104,729 EUR, with an average of €4,013 EUR.
Last updated: April 2026
Available
349
Lowest Price
€183 EUR
Highest Price
€104,729 EUR
Average Price
€4,013 EUR
Market Intelligence
Retailers Selling
20
Cross Retailer %
N/A
Price Spread
154.2%
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
$253
Median
$479
90th Percentile
$1,788
Score Distribution
349 diamonds scored across 4 quality tiers
Excellent
33 (9.5%)
Very Good
63 (18.1%)
Good
88 (25.2%)
Average
165 (47.3%)
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