64mm. Silver. By T.Ottley.
Obverse with portrait of Queen Victoria in the centre with with monarchs details radiating out starting with Henry VII and finishing with Victoria giving the coronation date. Reverse with monarchs' details radiating out, starting with William I and finishing with Richard III.
Contained within glass lunettes and mint state. Housed in the original fitted case of issue (although this is broken into two halves). Most impressive and very rare.