Rare german Luftwaffe compass AK 39, ca 1940. Black case, transparent dial, signed on the back: AK 39, Fl 23235-1! All functions are very good. Turning bezel. Wonderful condition. The watch comes with a the black leather strap. This compass is shown in Konrad Knirims book "German militay watches" on page 236, buttom left. Price is: 190,- USD. Please add 10 US$ for shipping. Payment via swift or cash. Please check out my other offers. Please email for picture: mbuchbau@aol.com. Thank you. Best regards from Hamburg/Germany.