Men's automatic stainless steel Rolex wristwatch, model number 16570. Features a black dial with luminous markers, Caliber 3235 self-winding mechanical movement, sapphire crystal glass, screw-down fluted crown with date function and Cyclops crystal for the date window, scratch-resistant bezel set with diamonds (if applicable), Oyster case measuring 40 mm in diameter. Designed for precision under demanding conditions.