The Rolex Datejust 36 'Black Diamond' model features an automatic mechanical movement (Calibre 3235) with a power reserve of up to 70 hours. It has a black dial accented by luminous Rolex everose gold hands and diamond-set hour markers, featuring minute markings around the perimeter. The case is made from stainless steel combined with 18kt yellow gold material, available in a classic round shape measuring 36 mm in diameter. Equipped with a two-tone Jubilee bracelet (silver-tone stainless steel links accented by solid 18kt yellow gold lugs) and includes functions for displaying date at the 3 o'clock position, hours, minutes, seconds. The fixed fluted bezel has an elegant rose gold-tone finish, while the sapphire crystal glass is scratch-resistant. This Swiss-made luxury watch comes with a screw-down crown and solid case back, ensuring water resistance up to 100 meters (approximately 330 feet).