Curved case, dial and proprietary movement featuring high-performance quartz technology with 262 kHz vibrational frequency for exceptional accuracy. Stainless steel screw-back case with 154 pave set diamonds, black three-hand dial with 10 full cut diamonds and sub sweep feature, curved sapphire crystal, black techno material strap with push-button deployant buckle, and water resistance to 30 meters. Diameter: 40mm Thickness: 10.1mm. Duet 98D152