1.00 - 1.49ct D I1 Natural Heart
As of April 2026, there are 83 natural heart diamonds with D color and I1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from ￥24,179 JPY to ￥21,182,239 JPY, with an average of ￥969,961 JPY.
Last updated: April 2026
Available
83
Lowest Price
￥24,179 JPY
Highest Price
￥21,182,239 JPY
Average Price
￥969,961 JPY
Market Intelligence
Retailers Selling
18
Cross Retailer %
30.5%
Price Spread
85.0%
30-Day Price Trend
-11.0%
30-Day Supply Change
+7.6%
Volatility (30d)
0.02
Price Range
Price per carat distribution across retailers
10th Percentile
$1,100
Median
$2,226
90th Percentile
$3,869
Score Distribution
83 diamonds scored across 4 quality tiers
Excellent
6 (7.2%)
Very Good
26 (31.3%)
Good
18 (21.7%)
Average
33 (39.8%)
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