1.50 - 1.99ct I SI1 Natural Cushion
As of April 2026, there are 2,678 natural cushion diamonds with I color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ₩234,080 KRW to ₩651,681,486 KRW, with an average of ₩12,447,567 KRW.
Last updated: April 2026
Available
2,678
Lowest Price
₩234,080 KRW
Highest Price
₩651,681,486 KRW
Average Price
₩12,447,567 KRW
Market Intelligence
Retailers Selling
51
Cross Retailer %
N/A
Price Spread
53.7%
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
$2,413
Median
$3,789
90th Percentile
$6,055
Score Distribution
2.7K diamonds scored across 4 quality tiers
Excellent
495 (18.5%)
Very Good
880 (32.9%)
Good
831 (31.0%)
Average
472 (17.6%)
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