5421

Marine chronometer, 2-day. Earnshaw's spring detent escapement. Earnshaw's balance oversprung with helical palladium spring. Silvered dial, roman numerals, subsidiary seconds at VI, up-down hand at XII.

Object details

ID: ZAA0094
Collection: Timekeeping
Type: Marine chronometer
Display location: Not on display
Creator: Webb, William
Date made: 1860; ca.1940
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 185 x 185 x 185 mm