IWC Schaffhausen Iw505801 Big Pilots Watch Perpetual Calendar Ceralume

The IWC Schaffhausen Iw505801 Big Pilots Watch Perpetual Calendar Ceralume is praised for its unique Ceralume case and full-lume dial that offers a substantial glow. Owners and reviewers alike note the impressive luminosity of the case and dial. The watch features the IWC manufacture caliber 52616 automatic movement with a seven-day power reserve and a perpetual calendar. Some find the racing green dial and perpetual calendar complications impressive, while others consider the design too busy for a pilot's watch. The 46.5mm case size is frequently cited as a drawback, with several owners finding it too large for frequent wear. One reviewer questions the $76,300 price and notes the perpetual calendar cannot be set in reverse. On balance, owners and reviewers are divided on the IWC Schaffhausen Iw505801 Big Pilots Watch Perpetual Calendar Ceralume, with its unique luminous case and dial being its most polarizing, yet defining, feature.