Audemars Piguet Royal Oak Perpetual Calendar in Platinum

Audemars Piguet. A Very Rare Platinum Automatic Perpetual Calendar Bracelet Watch with Moon Phase and Mother-of-Pearl Dial Model: Royal Oak Quantième Perpétuel Automatique Reference: PT25686/344 Case No: D2xxx,  Movement No: 3xxxxx Circa:1992 Cal. 2120/2 automatic movement, 21k gold-rimmed rotor, 38 jewels, mother-of-pearl dial, applied baton and dot numerals, four subsidiary dials for day of the week, month, date, and moon phase, platinum case, brushed and polished octagonal bezel set with eight screws, octagonal crown, three correctors in the band at 4, 8, and 10 o’clock, sapphire crystal display back secured by eight screws, platinum royal oak link bracelet with deployant clasp, case, dial, and movement signed 40mm. Accompanied by an Audemars Piguet winding box, Audemars Piguet guarantee dated November 1992, product literature, and outer packaging.  More about Audemars Piguet: In 1972 Audemars Piguet launched the Royal Oak wristwatch, a steel luxury wristwatch with the vision that