3.00 - 4.99ct J SI1 Lab Grown Marquise
As of April 2026, there are 104 lab grown marquise diamonds with J color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from £109 GBP to £32,560 GBP, with an average of £2,129 GBP.
Last updated: April 2026
Available
104
Lowest Price
£109 GBP
Highest Price
£32,560 GBP
Average Price
£2,129 GBP
Score Distribution
104 diamonds scored across 4 quality tiers
Excellent
6 (5.8%)
Very Good
43 (41.3%)
Good
39 (37.5%)
Average
16 (15.4%)
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