Super rare and vintage "Tomony" watch, which is a sub-brand of Seiko released probably only in Japan market. This is a model 5018-5010 "jump hour" watch that the hour and minutes are displayed on rotating discs instead of with hands. This and the other 5018 Tomony models are the only jump hour watches ever made by Seiko, and they were only made for a single year - 1977. See the last photo for the Tomony catalog shot displaying them all. This model has an unusual asymmetrical case and beautiful funky yellow & green dial →The watch works with Cal. 5018 manual-wind movement. →Case is 38mm (excluding crown), 40.5mm (lug-to-lug). The lug width is 20mm. →The watch comes with a green canvas nato strap in photos fits up to approx. 21cm wrist-size. →Condition notes: Nearly mint. Just tiny errors. Watch is functional. Photos are part of the description. Please look at them carefully. →No box & paper. The watch will be shipped via Express Courier to worldwide with a tracking code. Delivery time is only a few days* for Europe and approx. 5-7 days* for other countries. Please, be aware of customs duty. Customs duties are the buyer's responsibility and beyond the control of sellers. *Estimated business days