Pre-owned Stainless steel case with stainless steel bracelet. Fixed stainless steel bezel. Black luminous Mercedes-logo dial featuring sword and Breguet-style hands, index hour markers at the 3,6,9 positions, and Arabic numeral minute markers (5-minute intervals) along with outer rim minute markers. Analog functions including chronometer capability powered by Rolex calibre 3131 automatic movement with 48-hour power reserve. Scratch-resistant Sapphire crystal. Screw down crown. Solid case back. Round case shape measuring 40 mm in diameter. Oysterlock clasp security system. Water resistant to 100 meters / 330 feet depth.