Rolex stainless steel ladies' watch, model Oyster Perpetual 34 and reference number 124200bkso. Features a black dial with silver-tone hands and small Roman numeral hour markers. Equipped with an analog movement (calibre 2232), automatic chronometer certified to Geneva standards with approximate 55-hour power reserve, operating at 28800 vph. Includes minute markers around the outer rim, fixed stainless steel bezel, sapphire crystal for scratch resistance, screw-down winding/crown, solid case back, round shape and size measuring 34 mm. Secured by an Oysterlock clasp. Water resistant to 100 meters / 330 feet depth.