Bulova Watch Curve Chronograph 98A264. The Bulova CURV, the worlds first curved chronograph movement features high performance quartz technology with 262 kHz vibrational frequency for precise accuracy. Including a Tonneau shaped five hand chronograph in black IP and rose gold tone stainless steel case, brown dial with rose gold tone accents and hands, curved sapphire crystal, screw back case, brown leather strap with double press deployment closure and water resistant to 30 metres.