0.20 - 0.49ct I SI2 Natural Marquise
As of April 2026, there are 1,213 natural marquise diamonds with I color and SI2 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from $249 CAD to $459,345 CAD, with an average of $9,125 CAD.
Last updated: April 2026
Available
1,213
Lowest Price
$249 CAD
Highest Price
$459,345 CAD
Average Price
$9,125 CAD
Market Intelligence
Retailers Selling
36
Cross Retailer %
N/A
Price Spread
44.4%
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
$716
Median
$1,115
90th Percentile
$1,745
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
220 (18.2%)
Very Good
422 (34.8%)
Good
429 (35.4%)
Average
140 (11.6%)
Find Your Diamond
Search 1,213 I SI2 marquise diamonds and compare prices.
Search Diamonds