ID: 107598

V7 factory IWC Portuguese Perpetual Calendar V4 weighted version, all functions synchronized with original, adjusted via crown. 12 o’clock day/night, 9 o’clock small seconds and day, 6 o’clock month linked with 7 o’clock year display, 3 o’clock power reserve and date. Three-piece case structure, domed sapphire, base Portuguese 7 movement with perpetual calendar module, power reserve 72h+. Code 6100484.