3.00 - 4.99ct D SI1 Lab Grown Cushion
As of April 2026, there are 1,090 lab grown cushion diamonds with D color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from £54 GBP to £9,449 GBP, with an average of £669 GBP.
Last updated: April 2026
Available
1,090
Lowest Price
£54 GBP
Highest Price
£9,449 GBP
Average Price
£669 GBP
Market Intelligence
Retailers Selling
29
Cross Retailer %
N/A
Price Spread
66.4%
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
$336
90th Percentile
$1,170
Score Distribution
1.1K diamonds scored across 4 quality tiers
Excellent
392 (36.0%)
Very Good
340 (31.2%)
Good
191 (17.5%)
Average
167 (15.3%)
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