1990 Audemars Piguet Quantième Perpetual Calendar 18k yellow Gold Mother of Pearl Dial 25657BA with Box and papers Brand_Tudor offering both functionality and timeless

offering both functionality and timeless design

which is available in a variety of colors and finishes

modern cases

monochromatic look of the "Onyx" dial exudes understated elegance and sophistication

1990 Audemars Piguet Quantième Perpetual Calendar 18k yellow Gold Mother of Pearl Dial 25657BA with Box and papers Brand_Tudor offering both functionality and timelessA very rare and unpolished 18k yellow gold Audemars Piguet Quantime Perpetual Calendar reference 25657BA, dating from 1990. This 36mm masterpiece boasts an extremely rare "Mother of Pearl" dial. This example presents cracks inside both sub dials. The perpetual calendar complication is seamlessly integrated into the dial, showcasing the moon phase, day, date and month indications with classic elegance. The unpolished case retains its original sharp