3.00 - 4.99ct I SI2 Lab Grown Marquise
As of April 2026, there are 78 lab grown marquise diamonds with I color and SI2 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from $305 AUD to $62,894 AUD, with an average of $8,614 AUD.
Last updated: April 2026
Available
78
Lowest Price
$305 AUD
Highest Price
$62,894 AUD
Average Price
$8,614 AUD
Market Intelligence
Retailers Selling
4
Cross Retailer %
N/A
Price Spread
92.0%
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
$3,848
Median
$6,938
90th Percentile
$13,778
Score Distribution
78 diamonds scored across 4 quality tiers
Excellent
4 (5.1%)
Very Good
27 (34.6%)
Good
24 (30.8%)
Average
23 (29.5%)
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