A gold automatic perpetual calendar chronograph wristwatch with moon phases, International Watch Company, 'Da Vinci' circa 2004

18k, gilt lever movement, 36 jewels, mono-metallic balance, adjusted to 5 positions, white dial, applied baton numerals, four subsidiary dials indicating day combined with constant seconds, month combined with 12-hour register, date and 30-minute register combined with aperture for phases of the moon, aperture for leap year between 7 and 8, circular case with stepped bezel and case back with monogram initials GP, hooded hinged lugs, case, dial and movement signed, with 18k gold IWC buckle.

Accompanied by an IWC presentation case.