BHM 772.
50mm. Silver. By P. Wyon
Obverse with bust of William Pitt, reverse with female holding a rudder, seated upon rocks.
Set within a watch-style glass (obverse glass lunette missing), with silver frame and suspension loop (this hallmarked W.W for William Wooley). Obverse Good Extremely Fine and brilliant, reverse mint state with some toning. Rare.
A similar example, albeit with both glass lunettes intact, realised a hammer price of £550 in spink auction 22005 (lot 160), 05/05/22.