3.00 - 4.99ct I SI1 Lab Grown Marquise
As of April 2026, there are 139 lab grown marquise diamonds with I color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from €61 EUR to €41,705 EUR, with an average of €2,963 EUR.
Last updated: April 2026
Available
139
Lowest Price
€61 EUR
Highest Price
€41,705 EUR
Average Price
€2,963 EUR
Market Intelligence
Retailers Selling
11
Cross Retailer %
N/A
Price Spread
324.1%
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
$196
Median
$1,577
90th Percentile
$10,810
Score Distribution
139 diamonds scored across 4 quality tiers
Excellent
16 (11.5%)
Very Good
47 (33.8%)
Good
57 (41.0%)
Average
19 (13.7%)
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