1.50 - 1.99ct D I1 Natural Round
As of April 2026, there are 1,774 natural round diamonds with D color and I1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥16,031 JPY to ￥36,697,128 JPY, with an average of ￥719,290 JPY.
Last updated: April 2026
Available
1,774
Lowest Price
￥16,031 JPY
Highest Price
￥36,697,128 JPY
Average Price
￥719,290 JPY
Market Intelligence
Retailers Selling
25
Cross Retailer %
49.0%
Price Spread
58.0%
30-Day Price Trend
-4.7%
30-Day Supply Change
+10.2%
Volatility (30d)
0.02
Price Range
Price per carat distribution across retailers
10th Percentile
$2,613
Median
$4,230
90th Percentile
$7,306
Score Distribution
1.8K diamonds scored across 4 quality tiers
Excellent
491 (27.7%)
Very Good
411 (23.2%)
Good
435 (24.5%)
Average
437 (24.6%)
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