R50 "LOUISIANA"- Embossed Alligator grain on Genuine Leather strap, matt finish, with the stitching matching the colour of the strap.When you purchase a RIOS1931 watch strap you are acquiring a high quality craft product. The combination of traditional , handcraftedperfection while constantly evolving has made the watch straps of RIOS1931 a unique, top quality product. R50 "LOUISIANA" watch straps are available from 16 to 22mm, in white, black, brown, dark brown, burgundy, grey. Thickness of strap: (approx) 6.0 mm to 3.0 mm. Cross Section: round. Select the size and colour that best suits your needs. Lug/Buckle Measurements: 16/14 mm, 18/16 mm, 20/16mm, 22/18mm.