1.00 - 1.49ct I SI1 Natural Oval
As of April 2026, there are 7,891 natural oval diamonds with I color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from ￥22,985 JPY to ￥112,538,970 JPY, with an average of ￥1,117,643 JPY.
Last updated: April 2026
Available
7,891
Lowest Price
￥22,985 JPY
Highest Price
￥112,538,970 JPY
Average Price
￥1,117,643 JPY
Market Intelligence
Retailers Selling
57
Cross Retailer %
N/A
Price Spread
31.7%
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
$1,953
Median
$2,685
90th Percentile
$3,686
Score Distribution
7.9K diamonds scored across 4 quality tiers
Excellent
1,251 (15.9%)
Very Good
2,339 (29.6%)
Good
2,680 (34.0%)
Average
1,621 (20.5%)
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