5.00ct+ I I1 Natural Round
As of April 2026, there are 2,419 natural round diamonds with I color and I1 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from ￥6,716 JPY to ￥23,351,873 JPY, with an average of ￥695,172 JPY.
Last updated: April 2026
Available
2,419
Lowest Price
￥6,716 JPY
Highest Price
￥23,351,873 JPY
Average Price
￥695,172 JPY
Market Intelligence
Retailers Selling
20
Cross Retailer %
38.5%
Price Spread
51.7%
30-Day Price Trend
-2.4%
30-Day Supply Change
+14.3%
Volatility (30d)
0.02
Price Range
Price per carat distribution across retailers
10th Percentile
$3,677
Median
$10,977
90th Percentile
$17,117
Score Distribution
2.4K diamonds scored across 4 quality tiers
Excellent
321 (13.3%)
Very Good
836 (34.6%)
Good
742 (30.7%)
Average
520 (21.5%)
Find Your Diamond
Search 2,419 I I1 round diamonds and compare prices.
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