In the year of 1953, Rolex launched the first Submariner watch, and Rolex Submariner is the first watch in the world whose waterproof depth can be as deep as 100 meters, and after that, it added the patent Three buckle lock crown to strengthen the leakproofness of the watch case to make the waterproof depth increase to 300 meters.
In the year of 1963, Rolex launched the first Daytona watch, and Daytona series watch is a chronograph meter of Rolex, and also the trophy item of every winner of every Le Mans and Rolex 24 at Daytona. On the outer bezel, it is equipped with the speedometer to accurate the speed.
In the year of 2008, Rolex launched its first DEEPSEA watch, ROLEX DEEPSEA wrist watch has a larger gauge diameter and the stronger thickness when compared with the SeaDweller watch. Wrist watch also has 3900 meters waterproof effect, it is a rolex diving watch with the extraordinary craft, and also is equipped with patent Ringlock system, the system as a nitrogen alloy inner ring, is lightweight and unbreakable. And it can handle more than 3 tons of force, and can reach to 3900 meters water depth. When environment is reliable and strong to be vital, it was deeply loved by the professional divers.
Rolex in 2012 launched the first SKY – DWELLER wrist watch, belonging to the outstanding watch for the exclusive global business travelers. The red triangle instruction is indicating the locale time; While conventional pointer indicates the time of the second time zone. Patent calendar device can intelligently distinct between the month of 31 days and 30 days, to be precise and reliable and unparalleled. Ring Command rotating outer Ring, can ensure easy setting function. Rolex showed its innovation incisively and vividly. And it had 14 patents of sophisticated technology after it was launched.