1.50 - 1.99ct J I1 Natural Oval
As of April 2026, there are 324 natural oval diamonds with J color and I1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥42,687 JPY to ￥13,581,194 JPY, with an average of ￥1,077,262 JPY.
Last updated: April 2026
Available
324
Lowest Price
￥42,687 JPY
Highest Price
￥13,581,194 JPY
Average Price
￥1,077,262 JPY
Market Intelligence
Retailers Selling
20
Cross Retailer %
28.2%
Price Spread
60.8%
30-Day Price Trend
-15.4%
30-Day Supply Change
+19.5%
Volatility (30d)
0.06
Price Range
Price per carat distribution across retailers
10th Percentile
$1,748
Median
$2,523
90th Percentile
$4,820
Score Distribution
324 diamonds scored across 4 quality tiers
Excellent
6 (1.9%)
Very Good
77 (23.8%)
Good
113 (34.9%)
Average
128 (39.5%)
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