Watch List notes:

The Smithfield Club, silver prize medal, 1868, by William Wyon, bust of Earl Spencer l., President 1825-1845, rev. bust of the Duke of Richmond r., edge named to Joseph Clark, 1868, 49mm. (BHM.2218; E.1400), much as struck, certified and graded by NGC as Mint State 64
Such is the NGC holder that it is impossible to see the full edge inscription.

Estimate: 60 - 80 GBP