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 ￥27,124 JPY to ￥1,334,030 JPY, with an average of ￥373,026 JPY.
Last updated: April 2026
Available
130
Lowest Price
￥27,124 JPY
Highest Price
￥1,334,030 JPY
Average Price
￥373,026 JPY
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
46 (35.4%)
Good
30 (23.1%)
Average
49 (37.7%)
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