1990 Audemars Piguet Quantième Perpetual Calendar 18k yellow Gold Mother of Pearl Dial 25657BA with Box and papers Brand_Tudor is a highly collectible and

is a highly collectible and elegant vintage timepiece that marked a significant evolution in the Datejust lineage

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

These rare dials are meticulously cut

The combination of stainless steel and 18k yellow gold

1990 Audemars Piguet Quantième Perpetual Calendar 18k yellow Gold Mother of Pearl Dial 25657BA with Box and papers Brand_Tudor is a highly collectible andA 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