3.00 - 4.99ct I SI1 Natural Marquise
As of April 2026, there are 1,173 natural marquise diamonds with I color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from ￥23,857 JPY to ￥21,247,685 JPY, with an average of ￥687,178 JPY.
Last updated: April 2026
Available
1,173
Lowest Price
￥23,857 JPY
Highest Price
￥21,247,685 JPY
Average Price
￥687,178 JPY
Market Intelligence
Retailers Selling
38
Cross Retailer %
N/A
Price Spread
24.1%
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
$8,963
Median
$14,045
90th Percentile
$18,199
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
221 (18.8%)
Very Good
299 (25.5%)
Good
421 (35.9%)
Average
232 (19.8%)
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