Watch List notes:

The Portland Collection, British Coins, George III, Maundy set, 1818, laur. head r., rev. crowned mark of value (S.3792), all certified and graded by NGC, the fourpence and twopence as Mint State 63, the threepence as Mint State 66+, the penny as Mint State 66 (4)
The threepence the only example in this grade, only one graded higher.