Royal Oak series in 1972 for the first time not only wins great attention: as the world’s first luxury sports watch, the slim design makes us memorable, and the stainless steel material in market became the highest price of the same type of watch. In 1977, Audemars Piguet launched its first gold Royal Oak watch. The 39mm diameter fake watches gave the legendary Royal Oak a whole new personality. In 2016, Audemars Piguet made a perfect combination of the classic gold material and the Royal Oak watch series, presenting a new style. In 2017, to commemorate the 40th anniversary of the first precious metal Royal Oak watch series, Audemars Piguet with gold…