Silver-tone stainless steel case with silver-tone stainless steel oyster bracelet, black bezel rotating unidirectionally, black dial featuring silver-tone hands and index hour markers including minute markers on the outer rim. Analog dial type equipped with luminous hands and markers for enhanced visibility in low light conditions. Date window positioned at the 3 o'clock mark. Powered by Rolex Calibre 3135 automatic movement containing 31 jewels, operating at 28800 vph, offering a power reserve of around 48 hours. Features include scratch-resistant sapphire crystal and screw-down crown. Solid case back included. Round shape measuring approximately 40 mm in diameter. Secured with fold-over clasp equipped with safety release mechanism. Water resistant to 300 meters or 1000 feet depth, suitable for diving. Chronometer certified functions displayed.