Marking the 10th anniversary, the Series X is a celebration of unparalleled accuracy. The Series X features a distinctive grey stainless steel case with a black top insert, a black dial with red applied markers and hands, a calendar window, and a view into the proprietary eight-hand chronograph high-performance quartz movement. The black textured rubber strap is complete with a three-piece buckle closure. The case features a curved sapphire crystal with anti-reflective coating, screw down case back and crown, and water resistant to 300 metres.