0.50 to 0.74ct J I1 Natural Marquise
Last updated: June 2026
Available
128
Lowest Price
£144 GBP
Highest Price
£43,110 GBP
Average Price
£4,398 GBP
Market Intelligence
Retailers Selling
16
Cross Retailer %
25.0%
Price Spread
47.0%
30-Day Price Trend
+7.7%
30-Day Supply Change
+15.5%
Volatility (30d)
0.01
Price Range
Price per carat distribution across retailers
10th Percentile
$707
Median
$1,141
90th Percentile
$1,838
Score Distribution
128 diamonds scored across 4 quality tiers
Excellent
2 (1.6%)
Very Good
27 (21.1%)
Good
32 (25.0%)
Average
67 (52.3%)
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