0.20 - 0.49ct G SI1 Lab Grown Marquise
As of April 2026, there are 284 lab grown marquise diamonds with G color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from $135 USD to $10,631 USD, with an average of $1,138 USD.
Last updated: April 2026
Available
284
Lowest Price
$135 USD
Highest Price
$10,631 USD
Average Price
$1,138 USD
Market Intelligence
Retailers Selling
25
Cross Retailer %
N/A
Price Spread
81.2%
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
$568
Median
$980
90th Percentile
$3,603
Score Distribution
284 diamonds scored across 4 quality tiers
Excellent
82 (28.9%)
Very Good
66 (23.2%)
Good
85 (29.9%)
Average
51 (18.0%)
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