.jpg?w=1)
细节
A PILOT'S NAVIGATION, OBSERVATION, LARGE SIZE 'B-UHR' WRISTWATCH, BY LANGE & SOHNE
The Type B black dial with outer luminous Arabic 60 seconds scale, inner ring calibrated for Arabic 12 hours, indirect sweep centre seconds, luminous blued steel hands, Swiss, Lange & Sohne, gilt three quarter plate cal. 31, jewelled lever movement with bi-metallic compensated balance, in large grey matted anti-magnetic case with snap on back and large crown with hacking feature, crown detached, circa 1940, case 55mm, original straps
Case inscribed Beobachtungsuhr, Bauart Lange & Sohne, Gerat no. 127-560A-1 werk no. 212449 Anforderz FI23883, Hersteller Wempe, Hamburg, the case edge also engraved FI23883 for Flieger Navigation Watch, Case back no. 212449
The Type B black dial with outer luminous Arabic 60 seconds scale, inner ring calibrated for Arabic 12 hours, indirect sweep centre seconds, luminous blued steel hands, Swiss, Lange & Sohne, gilt three quarter plate cal. 31, jewelled lever movement with bi-metallic compensated balance, in large grey matted anti-magnetic case with snap on back and large crown with hacking feature, crown detached, circa 1940, case 55mm, original straps
Case inscribed Beobachtungsuhr, Bauart Lange & Sohne, Gerat no. 127-560A-1 werk no. 212449 Anforderz FI23883, Hersteller Wempe, Hamburg, the case edge also engraved FI23883 for Flieger Navigation Watch, Case back no. 212449