细节
Dent. A silver openface pocket chronometer
Signed Dent, London, No. 5619, stamped with London date letter for 1839
Gilt-finished chain fusée movement, Arnold spring detent escapement with detent set into the top plate, free sprung bimetallic compensation balance, helical hairspring, diamond endstone, white enamel dial, Roman numerals, subsidiary seconds, plain circular case, dial and movement signed and numbered, case stamped with casemaker's initials JD and London date letter for 1839
55.5 mm. diam.