1.50 - 1.99ct I SI2 Lab Grown Cushion
As of April 2026, there are 130 lab grown cushion diamonds with I color and SI2 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from £143 GBP to £7,038 GBP, with an average of £1,963 GBP.
Last updated: April 2026
Available
130
Lowest Price
£143 GBP
Highest Price
£7,038 GBP
Average Price
£1,963 GBP
Market Intelligence
Retailers Selling
16
Cross Retailer %
N/A
Price Spread
130.4%
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
$249
Median
$704
90th Percentile
$2,707
Score Distribution
130 diamonds scored across 4 quality tiers
Excellent
5 (3.8%)
Very Good
47 (36.2%)
Good
29 (22.3%)
Average
49 (37.7%)
Find Your Diamond
Search 130 I SI2 cushion diamonds and compare prices.
Search Diamonds