The Art of American Horology & Colle...

New York, Nov 28, 2001

LOT 122

Elgin, Model 600, No. 58, made for the U.S. Navy in 1943.Fine and very rare, two-day, marine box chronometer with 56-hour winding indicator, original factory observatory certificate and outer carrying box.

C. brass bowl with threaded glazed bezel gimbaled in three-body brass-bound mahogany box with glazed panel in the top under hinged lid with fitted catch, brass handles, brass corners, and plate with the signature, Breguet-type key in a corner plate, key-lock in front, gimbals ring locked by swiveling arm pressing sideways against the base of the cylinder. D. silvered, Roman hour numerals, Arabic seconds on subsidiary dial at 6 o'clock, up/down indicator at 12 o'clock. Blued steel "Spade" hands.. 87 mm, nickel full plate with recess for the balance, "fausses côtes" decoration, baluster pillars, secured by screws, fusee and chain, detachable Earnshaw spring-detent escapement, bimetallic anibal-brass Guillaume balance with free sprung special steel alloy balance spring with terminal curves, four cylindrical temperature adjustment weights, two mean time adjustment nuts, jeweled to the third wheel.Signed on the dial and movement. Movement also engraved, "U.S. NAVY, BU. SHIPS, NO 58, 1943."Dim. Height 19cm, width and depth 18cm