Description 18 + 19 +20 +21 mm vintage Wild Caiman Strap from the 50s No 486 black Wild Caiman leather Straps, made in Germany ,NOS condition, 190 mm long, 2.5 mm thick, closed ends for spring bars, nice y gold plated polished Buckle stamped „16 or 18“, a great high quality strap to match your vintage watch.