A very well preserved manual all steel silver dialed Carrera from 1970-71. Plastic (acrylic) crystal. Reference number 73453. Serial number: 257061. Movement: fully serviced signed “Heuer-Leonidas ” Valjoux caliber 7734. Also signed “Heuer-Leonidas ” on the inside back cover. The “Heuer” buckle is new, as is the strap. Diameter: 38mm.