A watch strap made of full-grain vegetable-tanned leather, with a matching liner. The watch strap is designed to perfectly fit Straum watch cases, with the inset lug cuts and a slight padded profile on the top half of the strap. Medium-weight stitching around the edge completes the look. The strap also includes the custom Straum buckle. All versions feature quick-release spring bars for easy fitting. The lug-to-lug width is 22mm; full strap width is 25mm at the lugs, tapering to 20mm at the buckle. The thickness is 5mm at the lugs, tapering to 2.7mm at the buckle. Buckle strap length is 75mm long; holed strap length is 115mm.