The ultra-thin self-winding Ladies First Perpetual Calendar is now available in a new white-gold model that complements the rose-gold version. The diamond-set bezel deflects the light on a silvery sunburst dial with applied numerals and minute pearls in gold. A Grand Complication with incomparable feminine appeal.

Silvery sunburst dial, gold applied numerals and minute scale. White gold. Case diameter: 35.1 mm. Thickness: 8.7 mm. Water-resistant to 30 m. Interchangeable solid and sapphire crystal case backs. Alligator straps with square scales, hand-stitched, shiny gray (originally fitted) or shiny turquoise green (additional strap), prong buckle set with 27 diamonds (~0.2 ct). Alligator straps with square scales, hand-stitched, shiny gray (originally fitted) or shiny turquoise green (additional strap). Prong buckle set with 27 diamonds (~0.2 ct). Bezel set with 68 diamonds (~0.68 ct). Prong buckle set with 27 diamonds (~0.2 ct). Perpetual calendar. Moon phases.

Perpetual calendar. Day, date, month, leap year and 24-hour indication by hands. Moon phases. Diameter: 27.5 mm. Thickness: 3.88 mm. Number of parts: 275. Bridges: 8. Jewels: 27. Power reserve: min. 38 hours, max. 48 hours. 22K gold off-center mini-rotor. Balance: Gyromax^®. Vibrations/hour: 21 600 (3 Hz). Balance spring: Spiromax^®. Hallmark: Patek Philippe Seal. Patent: CH 595 653.