R385 "TYPHOON"- Genuine Buttalo Leather watch strap, with a cream white stitching. When you purchase a RIOS1931 watch strap you are acquiring a high quality craft product. The combination of traditional , handcrafted perfection while constantly evolving has made the watch straps of RIOS1931 a unique, top quality product. R385 "TYPHOON" watch straps are available from 20 to 22mm, in black, dark brown, tan. Thickness of strap: (aprox) 3.5 to 3.5 mm. Cross Section: block. Select the size and colour that best suits your needs. Lug/Buckle Measurements: 20/18mm, 21/18mm, 22/18 mm.