0.20 - 0.49ct E SI1 Lab Grown Marquise
As of April 2026, there are 1,161 lab grown marquise diamonds with E color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from $49 USD to $22,588 USD, with an average of $774 USD.
Last updated: April 2026
Available
1,161
Lowest Price
$49 USD
Highest Price
$22,588 USD
Average Price
$774 USD
Market Intelligence
Retailers Selling
8
Cross Retailer %
N/A
Price Spread
159.8%
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
$375
Median
$931
90th Percentile
$2,645
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
451 (38.8%)
Very Good
330 (28.4%)
Good
250 (21.5%)
Average
130 (11.2%)
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