The men’s Reference 5270 perpetual calendar chronograph in rose gold features a gold “Goutte” bracelet that literally blends with the case: this design is exclusive to Patek Philippe. The ebony black sunburst dial is beautifully balanced and legible, with a double aperture for the day and the month at 12 o’clock and an analog date at 6 o’clock. The chronograph indications are accentuated with sandblasted hands. WATCH: Manually wound mechanical movement. Caliber CH 29‑535 PS Q. Day, month, leap year and day/night display in apertures. Date by hand. Tachymeter scale. DIAL: Ebony black sunburst with gold applied hour markers. CASE: Rose gold. Diameter: 41 mm. Height: 12.4 mm. Water-resistant to 30 m. Interchangeable solid and sapphire crystal case backs. BRACELET: Rose gold. Fold-over clasp.