ref 424.10.37.20.02.002 displays the time on a stunning silvery opaline dial via delicate red gold cabochons and Roman numeral hour markers framed inside an elegant ring. Long tapered hands circle outward from the center of the watch face and the calendar display is ever-present at the 3-hour marker. This design is elegant sophisticated and refined. At the same time ref. 424.10.37.20.02.002 sports an incredibly durable stainless steel finish scratch-resistant sapphire crystal and a waterproof crown. Inside the case beats the caliber 2500 self-winding movement with a 48-hour power reserve. It is the perfect all-rounder.