6B Watches And The 6645 MK1 Limited Pilot’s Chronograph 6B by wholesalewatches - June 14, 20170 There are many ways that a watchnerd may come to know about the UK-based watch strap brand GasGasBones. Founded on the goal of reproducing NASA's design for a velcro strap to suit the Omega Speedmaster, GasGasBones have been making custom nylon and velcro straps for many years. If you didn't