Very rare 1980 Audemars Piguet Classique skeletonized ref. 4122BA. 18kt gold case featuring an octagonal shape that clearly recalls the Royal Oak. Skeletonized dial showing the beautiful movement through the mineral crystal as well as the exposed case back showing the 21K gold rotor. The watch is fitted with an original black crocodile strap with an original 18K AP yellow gold pin buckle. The movement is self-winding caliber 2120. It is in exceptional condition, also showing light oxidation confirming excellent preservation, and comes with the original Audemars Piguet box, Extract from Archives and a complete mechanical service AP in 2023, as well as a one-year store warranty on the movement. This watch can be purchased directly in our shop at Lugano, Switzerland, or online. Shipping worldwide with Fedex insured courier in 24/48 hrs.