AP Royal Oak 15400 All-sky Star series watches are all made of high brightness diamonds with exquisite inlay skills
The ring mouth removable structure is used in most versions of the market. The ring mouth cannot be disassembled and upgraded to solve the thickness problem. The imported 9015 movement is used to replace the Aibi CAL.3120 movement! The thickness reaches 9.8mm, and the travel time is as accurate as the original. The 316L all-steel precision grinding process has better texture. The full drill dial is equipped with high-end pointer, and the travel time is excellent and stable. 41mm*9.8mm
