Watch signed by Christopher Williamson. The gold case has an engraved back and coat-of-arms at the center with the motto "Vincit Veritas" ["Truth Wins"]. The silver dial has a bas-relief engraving of a flower basket and the seconds in the lower section. There is a movement of the full-plate type and a detent escapement. The balance has a flat spiral. The repeater for the hours, quarter-hours and eighths-of-an-hour has a sliding control.