Watch List notes:

MS63 BN | Charles II (1660-85), copper Pattern Shilling, 1663, by Blondeau, first bust variety, laureate, draped and cuirassed right, CAROLVS . II . . DEI . GRATIA, rev. crowned rose, thistle, harp and lis around four interlinked Cs, date either side of crown, MAG . BR . FRA . ET . HIB . REX, edge milled, weight 6.01g (Peck 487 EXR; ESC 1067A R6; Bull 561 R6). Toned with a little red lustre, has been graded by NGC as MS63 BN, extremely rare particularly in this exemplary grade.

NGC Certification 6321659-009

These unusual patterns are in the Miscellaneous section of Peck where he concludes they are more likely to be trials for shillings than a copper coinage.
Estimate: £3,000-4,000