1.00 - 1.49ct J SI2 Natural Round
As of April 2026, there are 12,316 natural round diamonds with J color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from ￥16,269 JPY to ￥110,666,268 JPY, with an average of ￥1,017,858 JPY.
Last updated: April 2026
Available
12,316
Lowest Price
￥16,269 JPY
Highest Price
￥110,666,268 JPY
Average Price
￥1,017,858 JPY
Market Intelligence
Retailers Selling
53
Cross Retailer %
N/A
Price Spread
51.1%
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
$1,334
Median
$1,986
90th Percentile
$3,557
Score Distribution
12.3K diamonds scored across 4 quality tiers
Excellent
1,748 (14.2%)
Very Good
4,665 (37.9%)
Good
3,552 (28.8%)
Average
2,351 (19.1%)
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