The Reactor Series channels raw mechanical energy into a refined, interchangeable automatic watch built for people who demand function first and still want to look extraordinary doing it. Powered by the NH35A automatic movement and engineered with a tool-free interchangeable case system, the Reactor lets you shift from boardroom to weekend without changing your watch — just your look.Every Reactor Series watch is built on 316L stainless steel, protected by sapphire crystal glass, and rated to 100 metres water resistance. Performance without decoration. Precision without apology.