0.20 - 0.49ct I SI1 Lab Grown Marquise
As of April 2026, there are 138 lab grown marquise diamonds with I color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from $91 CAD to $61,431 CAD, with an average of $4,491 CAD.
Last updated: April 2026
Available
138
Lowest Price
$91 CAD
Highest Price
$61,431 CAD
Average Price
$4,491 CAD
Market Intelligence
Retailers Selling
13
Cross Retailer %
N/A
Price Spread
59.3%
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
$587
Median
$1,104
90th Percentile
$2,188
Score Distribution
138 diamonds scored across 4 quality tiers
Excellent
8 (5.8%)
Very Good
38 (27.5%)
Good
73 (52.9%)
Average
19 (13.8%)
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