Details
A model 21 Hamilton two-day marine chronometer
movement in brass bowl, the silvered dial signed Hamilton, Lancaster, P.A. U.S.A. and numbered 2818, Arabic hour numerals, subsidiary seconds and up-and-down ('state of mind') dials, blued steel hands, nickel plated frames with parallel-line spotting, the top plate signed as on the dial, Earnshaw escapement, Hamilton spring detent with jewelled locking stone, un-cut stainless steel balance and helical balance spring, contained in aluminium transportation case -- 6¾in. (17cm.) dia
movement in brass bowl, the silvered dial signed Hamilton, Lancaster, P.A. U.S.A. and numbered 2818, Arabic hour numerals, subsidiary seconds and up-and-down ('state of mind') dials, blued steel hands, nickel plated frames with parallel-line spotting, the top plate signed as on the dial, Earnshaw escapement, Hamilton spring detent with jewelled locking stone, un-cut stainless steel balance and helical balance spring, contained in aluminium transportation case -- 6¾in. (17cm.) dia