Audemars Piguet Quantiême Perpetual 25657BA

Reference 25657BA Quantième Perpétuel | A yellow gold automatic perpetual calendar wristwatch with moon phases, Circa 1983 Audemars Piguet

Dial: white Caliber: cal. 2120/1 automatic, 36 jewels Movement number: 226’726 Case: 18k yellow gold, snap-on case back Case number: B 78508, No. 983 Closure: 18k yellow gold Audemars Piguet buckle Size: 36 mm diameter Signed: case, dial and movement Box: yes Papers: no Accessories: Audemars Piguet presentation box, Adjustment paper dated December 1983, book, Quantieme Perpetual brochure booklet, setting pin, and hang tag