Genuine Leather watch bands available in watch lug sizes: 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, and 26mm. The best leather watch bands you can order online. Alligator and Crocodile skin straps, Horween Leather, Italian leather watch straps, Italian Handmade leather watch bands, racer watch strap, Semi-Curved Watch bands.