Manufacturer: Cortebert Movement: manual winding Cal.720 Material: Chromed case, engraving steel back Crystal: mica, it's fine Size/diameter: 35mm without the crown Band/bracelet: after market leather band Band/bracelet lenght: band will fit up to 16cm wrists Condition: case 7/10 - dial 7/10 Box/papers: no Working: watch in working condition. Other: Special product, made by Cortebert for Turkish Railways workers. Swiss Made, comes from '60s For any questions please feel free... Please note : -> Some old watches cannot be guaranteed water-proof. (unless otherwise noted). -> Some vintage watches may don't time keeping like a modern quartz watches; for best accuracy, it may need lubrication, cleaning or care.