Instructible for Sew-It-Yourself fabric watch strap - here in Denim with jeans parts. This one is hand-sewn, but an edge-stitch foot on a sewing machine would make it even easier. I'm thinking batik cotton, or maybe raw silk!
Dangerous9 Straps is a Munich-based custom strap maker founded by John Glance in 2010—specializing in hand-crafted watch straps for brands such as Bell & Ross, Panerai and Breitling among many others. He also uses vintage leather from repurposed Swiss and German Army Courier bags, creating true one-of-a-kind pieces.