Details
A two-day marine chronometer
the silvered dial signed and numbered Thomas Mercer London & St. Albans 10612, with Roman hour numerals, subsidiary seconds and up-and-down dials, blued steel hands, Earnshaw escapement, cut bi-metallic balance cylindrical heat compensation weights, palladium helical balance spring, spring foot detent with jewelled pallet, brass bowl and gimbal, 2-tier plain mahogany box, glazed top, fixed brass handles, ivorine rectangular plaque to centre of top section inscribed Mercer 10612 -- 7¼in. (18.5cm.) square
This chronometer was manufactured in 1918.
the silvered dial signed and numbered Thomas Mercer London & St. Albans 10612, with Roman hour numerals, subsidiary seconds and up-and-down dials, blued steel hands, Earnshaw escapement, cut bi-metallic balance cylindrical heat compensation weights, palladium helical balance spring, spring foot detent with jewelled pallet, brass bowl and gimbal, 2-tier plain mahogany box, glazed top, fixed brass handles, ivorine rectangular plaque to centre of top section inscribed Mercer 10612 -- 7¼in. (18.5cm.) square
This chronometer was manufactured in 1918.