Rare and collectible TISSOT Bumper (Hammer) Automatic Men's Watch from the beginning 1950s. →The watch works with rare TISSOT 31-1 caliber bumper automatic movement. →Engraved numbers: Signed ref. "6587-1" on the inside of the back and serial "2543274" on movement. →The case is 36mm (excluding crown) X 45mm (lug-to-lug). The lug width is 18mm. →Brown leather strap in photos fits up to approx. 20cm wrist-size. →The watch in good condition for its age. There are visible signs of wear on case and corrosion on edges. Back looks clear except a few marks. Dial has patina and looks nice aged. It is functional. The photos will describe its condition better. →No box and paper. The watch will be shipped via UPS Express 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. Buyer is responsible for import VAT and taxes if necessary. *Estimated business days