1.00 - 1.49ct J I1 Natural Marquise
As of April 2026, there are 107 natural marquise diamonds with J color and I1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $135 USD to $69,357 USD, with an average of $5,574 USD.
Last updated: April 2026
Available
107
Lowest Price
$135 USD
Highest Price
$69,357 USD
Average Price
$5,574 USD
Market Intelligence
Retailers Selling
14
Cross Retailer %
24.5%
Price Spread
72.6%
30-Day Price Trend
-19.6%
30-Day Supply Change
-1.6%
Volatility (30d)
0.01
Price Range
Price per carat distribution across retailers
10th Percentile
$1,199
Median
$1,851
90th Percentile
$3,174
Score Distribution
107 diamonds scored across 4 quality tiers
Excellent
3 (2.8%)
Very Good
23 (21.5%)
Good
31 (29.0%)
Average
50 (46.7%)
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