5.00ct+ I SI2 Natural Cushion
As of April 2026, there are 1,739 natural cushion diamonds with I color and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from $375 AUD to $676,466 AUD, with an average of $16,370 AUD.
Last updated: April 2026
Available
1,739
Lowest Price
$375 AUD
Highest Price
$676,466 AUD
Average Price
$16,370 AUD
Market Intelligence
Retailers Selling
12
Cross Retailer %
N/A
Price Spread
19.0%
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
$16,245
Median
$27,140
90th Percentile
$35,786
Score Distribution
1.7K diamonds scored across 4 quality tiers
Excellent
252 (14.5%)
Very Good
563 (32.4%)
Good
502 (28.9%)
Average
422 (24.3%)
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