3.00 - 4.99ct G SI2 Lab Grown Cushion
As of April 2026, there are 79 lab grown cushion diamonds with G color and SI2 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from £254 GBP to £4,709 GBP, with an average of £1,190 GBP.
Last updated: April 2026
Available
79
Lowest Price
£254 GBP
Highest Price
£4,709 GBP
Average Price
£1,190 GBP
Market Intelligence
Retailers Selling
14
Cross Retailer %
N/A
Price Spread
168.3%
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
$215
Median
$346
90th Percentile
$1,289
Score Distribution
79 diamonds scored across 4 quality tiers
Excellent
15 (19.0%)
Very Good
16 (20.3%)
Good
10 (12.7%)
Average
38 (48.1%)
Find Your Diamond
Search 79 G SI2 cushion diamonds and compare prices.
Search Diamonds