HAMILTON MARINE CHRONOMETER GILT BRASS AND WOOD
Hamilton Watch Co, Lancaster, Pennsylvania, USA, No. N7634.
Very fine mahogany two-day marine Chronometer with winding
indicator. Accompanied by a fitted outer wooden box with leather
strap and ratchet key.
Three-body, with brass handles, all the edges and corners protected
by heavy brass inlay, the glazed upper section with hinged
lid locked by a catch. Brass bowl and gimbaled suspension, ratchet
key in its socket in back right corner.
Silvered with upright Arabic numerals, outer minute ring, subsidiary
seconds and up-and-down scale. Blackened steel "spade"
Nickel, "fausses-côtes" decoration, full plate with baluster pillars
secured by screws, 14 jewels, fusee with chain and maintaining
power, spring detent escapement, two-arm patented ovalizing
Volet balance with Invar arm and steel rim, free-sprung Elinvar
Extra polished helical balance spring with terminal curves.