![A Crash Course In Flieger (Pilot) And B-Uhren (Navigator) Watches Covering Both Historic And Modern Examples (A Pilot's Watch Photofest!) - Quill & Pad A Crash Course In Flieger (Pilot) And B-Uhren (Navigator) Watches Covering Both Historic And Modern Examples (A Pilot's Watch Photofest!) - Quill & Pad](https://quillandpad.com/wp-content/uploads/2020/07/5-Wempe-B-Uhr-Cal-Revue-31-c-Jorg-Schauer.jpg)
A Crash Course In Flieger (Pilot) And B-Uhren (Navigator) Watches Covering Both Historic And Modern Examples (A Pilot's Watch Photofest!) - Quill & Pad
![IWC Watches on Twitter: "#FridayForumFever Learn more about the very rare IWC B-Uhr WW2 Luftwaffe Observers Wristwatch c.1940 https://t.co/Bt4R68E4R7 #IWCPilot https://t.co/ytE2SkIAXW" / Twitter IWC Watches on Twitter: "#FridayForumFever Learn more about the very rare IWC B-Uhr WW2 Luftwaffe Observers Wristwatch c.1940 https://t.co/Bt4R68E4R7 #IWCPilot https://t.co/ytE2SkIAXW" / Twitter](https://pbs.twimg.com/media/C98sQe9XsAA4yVj.jpg)
IWC Watches on Twitter: "#FridayForumFever Learn more about the very rare IWC B-Uhr WW2 Luftwaffe Observers Wristwatch c.1940 https://t.co/Bt4R68E4R7 #IWCPilot https://t.co/ytE2SkIAXW" / Twitter
![IWC 1940 B-Uhr FL23883 Flieger 55mm Big Pilot Watch Ref. 431 [IWC Certificated] – ASA College: Florida IWC 1940 B-Uhr FL23883 Flieger 55mm Big Pilot Watch Ref. 431 [IWC Certificated] – ASA College: Florida](https://i.ebayimg.com/images/g/HrgAAOSws4Fen675/s-l1600.jpg)
IWC 1940 B-Uhr FL23883 Flieger 55mm Big Pilot Watch Ref. 431 [IWC Certificated] – ASA College: Florida
![IWC, REF. 431, B UHR, WORLD WAR II, GERMAN AIR FORCE (LUFTWAFFE) International Watch Co., movement No. 1014464, case No. 1033804, Ref. 431, request No. FL 23883. Made in 1940 for the IWC, REF. 431, B UHR, WORLD WAR II, GERMAN AIR FORCE (LUFTWAFFE) International Watch Co., movement No. 1014464, case No. 1033804, Ref. 431, request No. FL 23883. Made in 1940 for the](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/260/lots/261/261.jpg)