Model: 231.15.39.21.55.001
904L stainless steel case, polished bezel and bevels. Dial diameter: 38.5 mm. 11 diamond hour markers. The date window is at 6 o’clock. Beats at 25,200 vph. The power reserve is approximately 60 hours. Antimagnetic: Resistant to magnetic fields greater than 15,000 Gauss. Water resistance: 30 meters – 100 feet. Glass: Anti-reflective and scratch-resistant sapphire. Functions: hours, minutes, seconds, date, timer.