In Focus: Audemars Piguet Royal Oak Perpetual Calendar
When Audemars Piguet teamed up with Gerald Genta to design Royal Oak in 1971 and 1972, they could not forecast the commercial success the watch would bring. In 1981, the Royal Oak Perpetual Calendar was released, designed to be the thinnest perpetual of its kind. It would set a standard of excellence that lives on...