0.20 - 0.49ct D SI1 Lab Grown Marquise
As of April 2026, there are 535 lab grown marquise diamonds with D color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from £14 GBP to £5,142 GBP, with an average of £440 GBP.
Last updated: April 2026
Available
535
Lowest Price
£14 GBP
Highest Price
£5,142 GBP
Average Price
£440 GBP
Market Intelligence
Retailers Selling
7
Cross Retailer %
N/A
Price Spread
153.2%
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
$324
Median
$1,090
90th Percentile
$2,976
Score Distribution
535 diamonds scored across 4 quality tiers
Excellent
162 (30.3%)
Very Good
209 (39.1%)
Good
104 (19.4%)
Average
60 (11.2%)
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