Description 20 mm Ralley Strap No 313 very nice Ralley Strap, Swiss made, vintage made in the 70s, NOS condition, made from tan brown Calf leather, stamped „H“, 20/16 mm 185 mm long, 3.8 mm thick, comes with polished ss Buckle stamped „Acier“, open ends made to glue with Aceton, A great Strap matching to your vintage 70s Watch,