3.00 - 4.99ct I SI1 Lab Grown Cushion
As of April 2026, there are 303 lab grown cushion diamonds with I color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from $199 USD to $19,211 USD, with an average of $2,561 USD.
Last updated: April 2026
Available
303
Lowest Price
$199 USD
Highest Price
$19,211 USD
Average Price
$2,561 USD
Market Intelligence
Retailers Selling
20
Cross Retailer %
N/A
Price Spread
149.2%
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
$269
Median
$530
90th Percentile
$2,866
Score Distribution
303 diamonds scored across 4 quality tiers
Excellent
31 (10.2%)
Very Good
87 (28.7%)
Good
69 (22.8%)
Average
116 (38.3%)
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