Automatic mechanical movement Tudor Calibre T201 based on ETA 2671, featuring a black dial with diamond hour markers and silver-tone hands. The case is stainless steel finished in polished silver-tone with a fixed bezel also set with diamonds (part of the double-bezel design). Secured by a fold-over clasp equipped with a safety release mechanism. Includes sapphire crystal for scratch resistance, screw-down crown, solid case back, and water resistance rated at 100 meters / 330 feet.