Limited edition of 1000 pieces ball watch company engineer hydrocarbon silver fox limited edition dm2036a s8c bk half a century ago usaf colonel robert stephens also known as silver fox set off into the sky in the experimental yf 12 supersonic interceptor and ended up becoming the fastest and highest flying man on earth travelling at over 2070 miles per hour and at a breathtaking 80 257 feet high robert stephens broke all aviation and speed records in aerospacehistory ball watches ins