Inscription: Engraved on body in medallion: [script] H
Marking:  Lion passant (English quality mark for sterling);  Leopard's head crowned (London assay office mark);  N (London date letter for 1808–9);  D U / N H, in rectangle (maker's mark for Duncan Urquhart and Naphtäli Hart);  King's head (duty mark).
Location of marks: All marks stamped on base, ,  also stamped on inside of cover
Artist: James Cox (British, ca. 1723–1800)Date: 1766Medium: Case: gold with diamonds and paste jewels set in silver, pearls; Dial: while enamel; Movement: partly gilded brass and steel, wheel balance and cock of silver set with paste jewelsAccession: 1982.60.137On view in:Gallery 540