1.00 to 1.49ct I SI1 Lab Grown Marquise
Last updated: September 2026
Available
126
Lowest Price
£164 GBP
Highest Price
£3,907 GBP
Average Price
£1,185 GBP
Market Intelligence
Retailers Selling
17
Price Spread
20.4%
Price Range
Price per carat distribution across retailers
10th Percentile
$811
Median
$1,325
90th Percentile
$1,766
Score Distribution
126 diamonds scored across 3 quality tiers
Excellent
2 (1.6%)
Good
110 (87.3%)
Average
14 (11.1%)
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