Full Set | International Rolex Warranty Until December 2028.The Rolex GMT was originally designed in collaboration with Pan American Airways and issued to their crews on long-haul flights. The dual time zone can track local and home time, which is a useful tool for pilots and those who are traveling a lot across different time zones.The reference 126713 is the second generation of the GMT-Master II with a Ceramic Bezel. The material to make this bezel is called 'Cerachrom', which was developed completely in-house by Rolex to be highly scratch-resistant.This GMT-Master II is equipped with the Grey and Black Bezel, which can be derived from the reference 126713GRNR, Gris Noir .This GMT-Master is made of yellow gold combined with stainless steel and is fitted with a Jubilee bracelet, which is equipped with the Easylink. This extension, allows the wearer to either extend or shorten the bracelet by 5 millimeters, improving the wearability and usability of the watch.This Rolex GMT-Master II is in Mint Condition and comes with the original Rolex Warranty Card and Box. Furthermore, the watch still has worldwide Rolex Warranty until December 2028. Click here to translate this description