0.20 - 0.49ct I SI1 Natural Cushion
As of April 2026, there are 2,657 natural cushion diamonds with I color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from $271 AUD to $753,825 AUD, with an average of $13,109 AUD.
Last updated: April 2026
Available
2,657
Lowest Price
$271 AUD
Highest Price
$753,825 AUD
Average Price
$13,109 AUD
Market Intelligence
Retailers Selling
7
Cross Retailer %
N/A
Price Spread
35.9%
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
$836
Median
$1,338
90th Percentile
$1,891
Score Distribution
2.7K diamonds scored across 4 quality tiers
Excellent
483 (18.2%)
Very Good
904 (34.0%)
Good
794 (29.9%)
Average
476 (17.9%)
Find Your Diamond
Search 2,657 I SI1 cushion diamonds and compare prices.
Search Diamonds