Rolex watch has been made of 18ct yellow gold, white gold and rose gold keep its unique shine, as those pure alloy are designed by Rolex and processed among Rolex works. 18ct yellow gold and rose gold has its shines, as it adds little platinum. The Oyster case is the great model of water resistance. This case reaches 36mm and is waterproof to at least 100 meters, therefore it is the best symbol of solidness, grace and perfect proportion. The winding system is Rolex dual-lock water-resistance system, and is firmly screwed to the case with Rolex own tool. Triangular patterns features Rolex case, and it is the classic elements on Rolex, as you can see it on every Rolex watches. the mirror is made of anti-scratch mirror, and at 3 o’clock, there is a small protruding lens for the convenience of reading. The completely sealed Rolex Oyster case provide the most protection for highly precise movement.
3155 movement-the top chronograph movement
3155 chronograph movement is completely developed by Rolex. This is an automatic winding movement. Just like other Rolex perpetual movement, 3155 movement also passed Swiss COSC test, so the precision is definitely guaranteed. The kernel part of the movement-the balance wheels components-is made of Rolex blue Parachrom hairspring which is completely immune to magnetism, and maintains a stable performance even under the high temperature. What’s more, it is 10 timers harder than other movements when it comes to the anti-shock performance. What fits the brand new Rolex Oyster Perpetual Datejust is a comfortable belt which is made of alligator skin. The clear texture on it makes it look nobler. Deluxe alligator skin belt is a perfect matching with the Rolex crown made of 18 ct yellow gold. The buckle is a highly-flexible one that you can adjust the length of bracelet.
In the 1954 Basel World, no matter it was for the rolex watch company or the world watch altar, it was worthy memorizing. This year, rolex company on the Basel World showed the Explorer watch which was specially designed for the sporty man, and the Submariner which was specially designed for diver and the Turn – 0 – Graph for general consumers, turning the concept of the Utility Watch into the real concrete image, and revolutionizing the coquettish trends of the whole watch industry. This achievement was Joint efforts of the results of the rolex all staffs, but the rolex’s public relations director Rene-Paul Jeanneret, who itself was a number of sports enthusiasts actually also contributed a lot on the concept of molding and shaping. It is also due to the rolex’s design and producing on Utility Watch lead the world, that attracted the world’s largest airline Pan Am Pan – Am company’s strong interest, and they hoped Rolex can specially design a practical watch for pilots to move between each time zones. After Pan Am and Rene – Paul Jeanneret approached, two companies cooperated together to make the success of the famous Rolex GMT-Master.
Pan Am has dispatched the world famous air combat hero captain Frederick Libby to provide technical advice, while Jeanneret conceived that on the watch circle added a rotating twenty-four hours bezel, and added a pointer on the face plate to indicate the idea of the time of the second timezone.
The first GMT-Master watch of the Ref.6542 is a rolex watch that is matching with the date window Cyclops. In 1956, the second time zone outer ring of the Rolex GMT – Master changed the plastic material into the metal material that has been using until today. GMT – Master is officially designated of Pan Am flight plan, the company allocated a GMT – Master for each top executives, pilots and navigators.