70s JBY Jump Hour This watch is summary of the quartz crisis. Hand wound mechanical watch mimicking digital watch display style. it's a pice of horology history and every collection at least need one mechanically powered digital/jump hour watch and this one in good condition Movement: PUW 560 Case-Size: 34.5 mm (without crown), Band-Size: hand made Leather band fits up to 19 cm (wrist-size), Lug: 28 mm Condition: it has clean dial and ok acrylic crystal Gold plated Case in good condition minor signs of usage over years.it keeps time ok Photos are part of the description. Please look at them carefully. It will be sent as very-well packaged via Express Courier with a tracking code. *Delivery Times: Europe: 2-5 BD, America: 3-8 BD, Other Countries: 3-10 BD *(BD: Business Days. Delivery times are estimated and may differ (esp. in holiday seasons) because of conditions that out of our control. Customs duties are buyer's responsibility.)