Offered for sale: Brand: Excelsior Park Type: chronograph Reference: n/a Year of manufacture/purchase: 1952 Movement type: hand wind Calibre: EP4 Case diameter: 37 mm Glass: Plexiglas Case material: steel Clasp material: steel Strap material: leather, 18 mm attachment Accessories: n/a. I do my best to present the information about the watch as careful as possible, but human error cannot be excluded of course. My watches have all been checked for their workings and originality, the service history is unknown unless specified otherwise.