Audemars Piguet Royal Oak Perpetual Calendar 25636SP.OO.0944SP.01

Royal Oak Perpetual Calendar, Reference 25636SP.OO.0944SP.01 | A stainless steel and platinum skeletonized perpetual calendar wristwatch with moon phase | Circa 1988

Dial: skeletonized Calibre: cal. 2120/2800 automatic, 36 jewels Movement number: 391'015 Case: stainless steel and platinum, sapphire crystal display case back secured by 8 screws Case number: D42'005, 20/25 Closure: stainless steel and platinum Audemars Piguet bracelet Size: 39 mm diameter, bracelet circumference approximately 185 mm Signed: case, dial and movement Box: yes Papers: no Accessories: Audemars Piguet insurance valuation, receipt, instruction manual, phone book with leather bifold, leather document holder, notepad with leather bifold, 18k white gold setting pin and presentation case with outer packaging