Rare Ruhla, Chrono-watch, ca 1970. . Black turning bezel, green/blue dial, signed ruhla chronograf. Stainless steel srew back, plastic crystal. The watch comes with a metall strap. Watch runs correct, but could need service. This watch is shown in Konrad Knirims book "German militay watches" on page 306. Price is: 160,- 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.