Curved case, dial and proprietary movement features high-performance quartz technology with 262 kHz vibrational frequency for precise accuracy. 26 diamonds set on black IP stainless steel case and black dial with three-hand sub sweep feature, rose gold-tone hands and markers, exhibition case back, anti-reflective curved sapphire glass, screw-back case, black EPDM rubber strap with three-piece buckle closure, and water resistance to 30 meters. Diameter: 40.5mm Thickness: 10.10mm. Duet: 98A162