1.50 - 1.99ct E SI1 Lab Grown Cushion
As of April 2026, there are 1,480 lab grown cushion diamonds with E color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥11,821 JPY to ￥2,753,821 JPY, with an average of ￥153,670 JPY.
Last updated: April 2026
Available
1,480
Lowest Price
￥11,821 JPY
Highest Price
￥2,753,821 JPY
Average Price
￥153,670 JPY
Market Intelligence
Retailers Selling
32
Cross Retailer %
N/A
Price Spread
78.7%
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
$230
Median
$431
90th Percentile
$1,236
Score Distribution
1.5K diamonds scored across 4 quality tiers
Excellent
541 (36.6%)
Very Good
408 (27.6%)
Good
309 (20.9%)
Average
222 (15.0%)
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