0.50 - 0.74ct E SI1 Lab Grown Marquise
As of April 2026, there are 1,159 lab grown marquise diamonds with E color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from £38 GBP to £17,786 GBP, with an average of £610 GBP.
Last updated: April 2026
Available
1,159
Lowest Price
£38 GBP
Highest Price
£17,786 GBP
Average Price
£610 GBP
Market Intelligence
Retailers Selling
30
Cross Retailer %
N/A
Price Spread
75.5%
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
$390
Median
$609
90th Percentile
$1,445
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
452 (39.0%)
Very Good
329 (28.4%)
Good
250 (21.6%)
Average
128 (11.0%)
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