The world's first curved chronograph movement features high-performance quartz technology with 262 kHz vibrational frequency for precise accuracy. Five-hand chronograph in a gold-tone stainless steel case with black & transparent smoked gray dial, gold-tone hands & markers, anti-reflective curved sapphire crystal, exhibition case back with screw-back case, gold-tone stainless steel bracelet & double-press deployment closure. Water resistance to 30 meters.