5.00ct+ J SI1 Natural Cushion
As of April 2026, there are 2,095 natural cushion diamonds with J color and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from £121 GBP to £328,366 GBP, with an average of £6,586 GBP.
Last updated: April 2026
Available
2,095
Lowest Price
£121 GBP
Highest Price
£328,366 GBP
Average Price
£6,586 GBP
Market Intelligence
Retailers Selling
8
Cross Retailer %
N/A
Price Spread
31.1%
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
$15,962
Median
$26,802
90th Percentile
$37,234
Score Distribution
2.1K diamonds scored across 4 quality tiers
Excellent
268 (12.8%)
Very Good
549 (26.2%)
Good
778 (37.1%)
Average
500 (23.9%)
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