Osaca Kampon Vintage *Jump Hour* ultra rare model This Jump Hour Wristwatch from the 1970s. It is a very beautiful sample of 70s legendary jump hour models. Original Swiss Sorna hand winding movement. Case diameter : 35,5 mm (without crown) 38,1 mm (with crown). Lug to lug : 42,5 mm Cord size is 19 cm. Crystal: acrylic No box and paper Photos are part of the description. Please look at them carefully. There are some minor straches at case and steel cord as seen on photos. The case has not been polished. Please, be aware of customs duty. Customs duties are the buyer's responsibility and beyond the control of sellers. Please also check my other watches.