1.00 - 1.49ct D I1 Natural Round
As of April 2026, there are 1,685 natural round diamonds with D color and I1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from ￥16,031 JPY to ￥30,600,946 JPY, with an average of ￥636,308 JPY.
Last updated: April 2026
Available
1,685
Lowest Price
￥16,031 JPY
Highest Price
￥30,600,946 JPY
Average Price
￥636,308 JPY
Market Intelligence
Retailers Selling
27
Cross Retailer %
53.8%
Price Spread
53.4%
30-Day Price Trend
-2.6%
30-Day Supply Change
+9.6%
Volatility (30d)
0.01
Price Range
Price per carat distribution across retailers
10th Percentile
$1,715
Median
$2,571
90th Percentile
$4,680
Score Distribution
1.7K diamonds scored across 4 quality tiers
Excellent
475 (28.2%)
Very Good
417 (24.7%)
Good
396 (23.5%)
Average
397 (23.6%)
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