The highly coveted 'Batman' Rolex reference 116710BLNR was the first Rolex watch to have a bi-coloured ceramic bezel introduced at Baselworld 2013. The two-tone design was created to differentiate between daylight and night-time hours in the second time zone, perfect for the world traveller. The Batman has a 40 mm case made of stainless steel with a monobloc middle case, a screw-down case back, a scratch-resistant sapphire, and a winding crown. The ref. 116710BLNR dial is dark black with luminous hour markers and a blue GMT hand. The bezel is rotatable bidirectionally and is made of ceramic with a black-blue design that features engraved numerals and graduations. The 116710BLNR is powered by the self-winding calibre 3186 and features a 24-hour hand to display a second-time zone, date functionality as well as a power reserve of 50 hours. The stately case is paired with a stainless-steel oyster bracelet that has a fold-over clasp. It has a water resistance of 100 meters (330 feet).All watches are sold as is.