SINN Borduhr der Bundeswehr mit Flyback- Chronograph Typ NaBo17ZM, Schweiz um 1982, geschwärztes Geh., Boden verschr., innen- liegende Drehlünette, Bedienung d. Uhr über Drücker & Krone b. 6, schwarzes Zifferblatt, Leuchtindexe & -Zeiger, orange Zeiger f. zentrale Sek.- & Min.-Zähler, rhod. Werk Kal. Valjoux 558, 17 St., M. ca. 74 x 61 x 25 mm, Überh. empf., EZ 2
SINN board watch of the German armed forces with Flyback-chronograph type NaBo17ZM, Switzerland around 1982, blackened case, screwed down case back, inside-turning bezel, setting of the watch by pusher & winding crown at 6, black dial, luminous indexes & hands, orange hands for central second & minutes counter, rhodium plated movement calibre Valjoux 558, 17 jewels, measures approx. 74 x 61 x 25 mm, overhaul recommended at buyer's expense, condition 2