Steel Belt Platinum Third Generation Butterfly Elegant Debuts.1. TW has recently launched the Omega Butterfly series elegant small seconds model, a brand new upgraded version with a 41mm case diameter, in sync with the official website. Inside, it is equipped with the Omega 8802 Master Chronometer movement, visible through the sapphire crystal case back, showcasing precise timekeeping with a power reserve of 55 hours.2. The case is made of 316L stainless steel with an arched sapphire crystal, featuring anti-reflective treatment on the inside. The arched dial is printed with irregularly arranged vertical textures.3. It comes with Italian cowhide leather paired with an original buckle and has a waterproof depth of 50 meters.