1.00 - 1.49ct J SI1 Natural Marquise
As of April 2026, there are 929 natural marquise diamonds with J color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from ￥5,227 JPY to ￥32,808,910 JPY, with an average of ￥836,017 JPY.
Last updated: April 2026
Available
929
Lowest Price
￥5,227 JPY
Highest Price
￥32,808,910 JPY
Average Price
￥836,017 JPY
Market Intelligence
Retailers Selling
44
Cross Retailer %
N/A
Price Spread
37.5%
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
$1,773
Median
$2,651
90th Percentile
$3,733
Score Distribution
929 diamonds scored across 4 quality tiers
Excellent
108 (11.6%)
Very Good
184 (19.8%)
Good
365 (39.3%)
Average
272 (29.3%)
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