Richard III (1483-1485), Groat, York, type 3, mm. halved sun and rose (no.2) on obv. only, nothing below bust, 2.59g/5h (Stewartby p.434, IIIb; Winstanley 17; N 1681; S 2159). 

Provenance: North Yorkshire Moors Collection (Marvin Lessen), SCMB July 1971 (H 1065); SCMB April 1976 (H 5633); SNC April 1977 (3145); SNC October 1978 (11914). Images courtesy of DNW.