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细节
A PILOT'S NAVIGATION, OBSERVATION, LARGE SIZE 'B-UHR' WRISTWATCH, BY WEMPE
The Type B black dial with outer luminous Arabic 60 seconds scale, inner ring calibrated for Arabic 12 hours, indirect sweet centre seconds, luminous blued steel hands, Swiss, Thommen, 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, circa 1940, 55mm, later correct style straps
Dial signed WEMPE, GERH. D. Case inscribed B-Uhr, Bauart Thommen, Gerat no. 127-560A1 werk no. B.L.T.1493 Anforderz FI23883, Hersteller Wempe, Hamburg, the case edge also engraved FI23883 for Flieger Navigation Watch, Case back no. 1493
The Type B black dial with outer luminous Arabic 60 seconds scale, inner ring calibrated for Arabic 12 hours, indirect sweet centre seconds, luminous blued steel hands, Swiss, Thommen, 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, circa 1940, 55mm, later correct style straps
Dial signed WEMPE, GERH. D. Case inscribed B-Uhr, Bauart Thommen, Gerat no. 127-560A1 werk no. B.L.T.1493 Anforderz FI23883, Hersteller Wempe, Hamburg, the case edge also engraved FI23883 for Flieger Navigation Watch, Case back no. 1493