1.50 - 1.99ct D SI1 Natural Radiant
As of April 2026, there are 1,404 natural radiant diamonds with D color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from $523 NZD to $401,010 NZD, with an average of $19,254 NZD.
Last updated: April 2026
Available
1,404
Lowest Price
$523 NZD
Highest Price
$401,010 NZD
Average Price
$19,254 NZD
Market Intelligence
Retailers Selling
49
Cross Retailer %
N/A
Price Spread
42.9%
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
$4,064
Median
$5,936
90th Percentile
$8,967
Score Distribution
1.4K diamonds scored across 4 quality tiers
Excellent
252 (17.9%)
Very Good
404 (28.8%)
Good
502 (35.8%)
Average
246 (17.5%)
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