IWC Ingenieur Perpetual Calendar 41 /Root/Start/Oris/Aquis and the dial is made

and the dial is made of mother-of-pearl

The case and integrated bracelet are made of white gold

The stainless steel bracelet with a folding clasp ensures high wearing comfort and a secure fit on the wrist

Rolex Cosmograph Daytona 'John Mayer' (Reference 126508)

IWC Ingenieur Perpetual Calendar 41 /Root/Start/Oris/Aquis and the dial is madeIWC Ingenieur Perpetual Calendar 41 (Reference IW344903) The Ingenieur traces back to a 1976 design by Grald Genta, featuring an integrated bracelet and the bezel with five visible screws. Reference IW344903 pairs this sports watch with a perpetual calendar for the first time. Calibre 82600 offers 60 hours of power reserve and displays the date, day of the week, month, and moonphase. All calendar displays are corrected via the crown alone an IWC