Seafly 480 – Jack by Admin · Published December 30, 2016 · Updated July 21, 2018 C480 (SDCA Publicity Photo) In the 1990’s Seafly 480 “Jack” was owned by Wallace Symmonds of Cotswold Sailing Club. The photo is a Seafly Dinghy Class Association image used on their stand at the Dinghy Show.