Original „Lange & Söhne“ made observer's watch with "power reserve" displayed. Wartime manufactured example by Lange & Söhne.
Clockwork and lid number are matching: 203295. Marked "Werk - A.Lange&Söhne - Nr.203295" and "Fertiggestellt A.Lange&Söhne, Glashütte" to the inside of the lid. Silver body. 48 clockwork diameter. Dial in very nice condition. The original glass was replaced by plexiglass.
.jpg "Kriegsmarine Observer's watch \"B-Uhr\" - Lange & Söhne")
