The Royal Oak is well known for its octagonal bezel, built-in bracelet, and precise craftsmanship, rendering it The most coveted luxury watches on earth. A number of its innovations include things like the 1st mass-developed pocket watch and the 1st totally plastic watch “Tissot Astrolon” in 1971. Pierre Jaquet-Droz (1721-1790), https://urlzs.com/zqDvk