1.50 - 1.99ct I SI2 Natural Radiant
As of April 2026, there are 1,022 natural radiant diamonds with I color and SI2 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from $290 USD to $333,710 USD, with an average of $10,584 USD.
Last updated: April 2026
Available
1,022
Lowest Price
$290 USD
Highest Price
$333,710 USD
Average Price
$10,584 USD
Market Intelligence
Retailers Selling
46
Cross Retailer %
N/A
Price Spread
48.6%
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
$2,313
Median
$3,505
90th Percentile
$5,535
Score Distribution
1.0K diamonds scored across 4 quality tiers
Excellent
193 (18.9%)
Very Good
404 (39.5%)
Good
298 (29.2%)
Average
127 (12.4%)
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