Complications | 5235/50R-001

A new version in rose gold with a two-tone graphite-and-black dial Patek Philippe revisits the unique style of its Annual Calendar Regulator by presenting it in rose gold, paired with a two-tone dial in graphite and ebony-black with a vertical satin finish. The caliber 31-260 REG QA self-winding movement, designed specially for this model, is notable for its high-tech regulator, incorporating a Pulsomax® escapement and a Spiromax® balance spring in Silinvar® – both developed by the “Patek Philippe Advanced Research” department. Watch Self-winding mechanical movement. Caliber 31‑260 REG QA. Regulator-style display: hour and seconds subdials, sweep minutes. Day, date, month in apertures. Dial Two-tone graphite and ebony black, vertical satin finish, white transfer-printed. Case Rose gold. Diameter: 40.5 mm. Height: 10 mm. Water-resistant to 30 m. Sapphire crystal case back. Strap Alligator leather with square scales, hand-stitched, matte black. Prong buckle.