Grand Opus Singapore Grand Prix is a watch created to commemorate a famous sports event to start on September 26th - the Singapore Grand Prix 2010. It’s a special edition of the skeletonized Grand Opus Chronograph that’s housed in a 41 mm stainless steel case, treated with DLC coating in dark anthracite grey. The case of the new Chronoswiss watch incorporates a fluted screw-down bezel, which holds securely a full thread and anti-reflective sapphire crystal. The case also incorporates a fluted screw-down bezel, which holds securely a full thread and anti-reflective sapphire crystal. It has a metallic dial dressed in black, with hand-finished orange and/or white hands in Breguet Losange shape. The watch is powered by the brand’s proprietary Caliber C.741 movement, which uses ETA Valjoux 7750 as its base with 46 hours of power reserve. The watch is mounted on a Louisiana crocodile leather strap, finished with a buckle or a folding clasp. Limited to 25 pieces only.