Lange Ref. 127-560A-1

A. LANGE & SÖHNE REF. 127-560A-1, B-UHR WORLD WAR II GERMAN AIR FORCE Lange & Söhne, movement No. 216510, Ref. 127-560A-1. Made in 1942. Very fine and very rare, oversized, center seconds, anti- corrosion matte nickel military pilot's wristwatch with indirect center seconds. Three-body, matte gray, curved lugs, inclined bezel, large winding crown, snap-on case back, band engraved FI 23883, back engraved with movement number 216510. Black with luminous Arabic numerals and baton indexes, inner hour ring, outer minute/seconds divisions. Luminous blued steel lozenge hands. Cal. 48.1, 2/3 plate, gilt brass, straight-line lever escapement, cut bimetallic balance, blued steel Breguet balance spring, index regulator. Case and Movement signed. Notes DIAM. 55 mm. THICKNESS 19 mm. NOTE: Die Grosse Fliegeruhr: This model is one of the watches delivered to the German Air Force, the Luftwaffe, who wanted an accurate, robust, easy to read wristwatch for their pilots. They were used in the "Battle of England" and the operation "Sea-Lion" (August 1940-May 1941). The inside case back is engraved: - B-Uhr: (Beobachtungs-Uhr: Navigation Watch) - Bauart, (Manufacture): Lange & Söhne - Werk Nr, (Movement No.): Anforderz, (Classification Number): FL 23883 The latter number indicates the watch's assignation. The letters "FL" stand for "flight qualified" and the first two numbers indicate the department the watch was assigned to: 22 was the flight control department, 25 was radio surve