HEUER.
Heuer Dato 12, chronographe triple calendrier, bo?tier or 18k en bon état d'usage, condition d'origine, calibre Valjoux 72C.Heuer Dato 12 Triple calendar chronograph in 18 K gold case in perfect use, original condition, caliber Valjoux 72 C.1948.Diam: 35 mm.Approximate weight: 48,41 grs.