Dav-2875; Ebner-4; Wurster-506. Plain edge. <strong>RARE</strong>. Produced by Matthew Boulton at the Soho mint in Birmingham, Dies cut by Conrad Heinrich Kuechler. Struck to commemorate Friedrichs coronation. Needle sharp strike with light attractive tone over mirror proof fields and frosted devices. Highly attractive and most impressive in hand. NGC PROOF-62 CAMEO.