Audemars Piguet manual mechanical perpetual calendar desk clock 

The display functions include: month, date, week, leap year, and moon phase (requiring manual button flipping every day).

The height is about 15 centimeters, and the diameter of the clock is about 11.5 centimeters. The base is 5 * 9 centimeters. The shell material is brass plated with 24K Xin gold,

The appearance is intact, with slight oxidation on the outer shell. Limited edition for VIP customers, now out of stock, preferred for luxurious desk decorations.