1.00 - 1.49ct I SI2 Natural Marquise
As of April 2026, there are 1,187 natural marquise diamonds with I color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $184 USD to $339,915 USD, with an average of $6,088 USD.
Last updated: April 2026
Available
1,187
Lowest Price
$184 USD
Highest Price
$339,915 USD
Average Price
$6,088 USD
Market Intelligence
Retailers Selling
45
Cross Retailer %
N/A
Price Spread
43.1%
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
$1,871
Median
$2,764
90th Percentile
$4,090
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
213 (17.9%)
Very Good
427 (36.0%)
Good
427 (36.0%)
Average
120 (10.1%)
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