To celebrate the 'Year of the Rooster' Blancpain and its Métiers d’Art Workshop released a unique piece in 18K rose gold with a rooster crafted in the art of 'Shakudo', this old Japanese technique is now mastered by the manufacture from Villeret and six unique pieces have been released in the past couple of years. Based on the lunisolar Chinese calendar, the months are 29 or 30 days long and always begin with a new moon, due to that, a year could have 12 or 13 months.