iwc Perpetual Calendar Ref. 3545 in Yellow Gold - the Art of Time There are clocks that mark the hours, others that tell stories. the iwc Perpetual Calendar Ref. 3545 in 18 kt yellow gold is more than a timepiece: it is a style statement, a mechanical work of art that embodies the essence of haute horlogerie. The product of iwc Schaffhausen's craftsmanship, this extraordinary specimen is for those who appreciate understated luxury, absolute precision and timeless beauty. Its perpetual calendar, one of the noblest of horological complications, is designed to record the day, date, month, leap year and moon phases with impeccable accuracy, with no need for corrections until 2100. A masterpiece of mechanical engineering, encased in a 32mm yellow gold case, it lends the watch an aura of sophisticated authority. The perfectly balanced dial offers unparalleled visual harmony, while the hands and markers reflect an elegance that transcends fashion. This exclusive timepiece comes with original iwc box and warranty from our boutique, which boasts a specialized in-house workshop where every detail is meticulously checked to ensure absolute excellence and authenticity. More than a watch: a legacy to be handed down, a timeless symbol of style and perfection.