FWRD Renew UHR ROLEX in Metallic Silver. Pre-owned Rolex GMT Master II 116710 (2014) is a popular edition of the iconic pilot's watch that brought with it many notable upgrades, such as a then-new calibre 3186 movement with a smoother hour hand and a Paramagnetic blue Parachrom hairspring, a new bezel mounting, and an upgrade from the Twin lock to a Trip lock waterproof screw-down crown. The ref...