Analog, automatic movement with chronograph functions featuring a skeleton dial and black luminous hands/index hour markers. Includes minute and 1/100th second (outer rim) markers. Powered by the Calibre El Primero 9004 mechanical movement containing 53 jewels operating at 36000 vph; offers approximately 50 hours power reserve displayed centrally. Display case thickness of ~14.5 mm and overall round case size measuring 44 mm diameter. Secured by a screw-down crown and features a scratch-resistant sapphire crystal lens, black ceramic coated bezel, transparent case back, and a deployment clasp with rubber strap (~24 mm width). Rated water resistant to 100 meters (approx. 330 feet) depth.