5.00ct+ I SI2 Natural Cushion
As of April 2026, there are 1,773 natural cushion diamonds with I color and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from ￥36,418 JPY to ￥65,627,282 JPY, with an average of ￥1,416,036 JPY.
Last updated: April 2026
Available
1,773
Lowest Price
￥36,418 JPY
Highest Price
￥65,627,282 JPY
Average Price
￥1,416,036 JPY
Market Intelligence
Retailers Selling
10
Cross Retailer %
N/A
Price Spread
17.2%
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
$16,275
Median
$25,527
90th Percentile
$31,686
Score Distribution
1.8K diamonds scored across 4 quality tiers
Excellent
240 (13.5%)
Very Good
603 (34.0%)
Good
506 (28.5%)
Average
424 (23.9%)
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