The Chinese Calendar
Contrary to the Gregorian solar calendar based on the solar day, the traditional Chinese calendar is a lunisolar calendar founded on the lunar cycle (29.53059 days) as its base unit, and on complex calculations used to determine the position of the sun and the moon.
The Complete Calendar GMT
Blancpain’s complete calendar watches use a disk system to display the day of the week and the month through two apertures. The date is indicated by a central blued steel hand. The second time zone is indicated by the GMT red arrow hand
The Perpetual Calendar Moon Phase
The perpetual calendar watch has a mechanical memory programmed for times to come. It will show the correct date for a whole century without any manual correction.
