Description:
Audemars Piguet Royal Oak Quantieme Perpetuel Ref. 25820ST, stainless steel case 39mm, self-winding 38 jewels cal. 2120/2902, never polished and brushed, grey matt dial with applied luminous white gold indexes, subsidiary dials for the days of the month, of the week, the months and the age of the moon, aperture for the moon phases. Luminous white gold baton hands. Octagonal bezel with 8 hexagonal recessed gold nuts screwed to eight. Screws on the transparent case back, hexagonal winding crown, sapphire crystals. Audemars Piguet archive extract. Produced in 2001