The CHRONOMASTER Sport Boutique Edition combines elements of past ZENITH chronograph references such as the tri-color dial, pump-style pushers and steel bracelet with an unprecedented tri-color ceramic bezel in a modern 41mm steel case. This version features a silver sunray-patterned tri-color dial paired with an integrated steel bracelet. Powered by the El Primero 3600 1/10th of a second automatic chronograph movement.