Audemars Piguet Quantième Perpétuel Moon Phase, 18k Yellow Gold, Circa 1990

Audemars Piguet Perpetual Calendar, model 25661BA in 18-karat yellow gold. Ultra-thin 3.95 mm automatic movement, caliber 2120/2800 (based on the Jaeger-LeCoultre 920), with a 21-karat gold oscillating weight. Functions: hours, minutes, day, date, month, moon phases, and perpetual calendar with automatic adjustment for months of 28, 30, and 31 days, as well as for leap years. White dial with yellow gold hour markers and hands; two-piece case; transparent sapphire crystal case back revealing the movement’s superb decoration. Dimensions: 36 mm (excluding the crown) by 8.2 mm thick. The case and movement are signed and numbered. This is part of a limited edition of 244 yellow gold pieces, of which this one bears the number 17. This superb neo-vintage watch is in perfect condition and working order, having undergone a complete service in our workshop. The item comes with its certificate, original yellow gold bracelet, and original yellow gold pin buckle. 2-year warranty.