Citizen Automatic Dual Tone Japan Made NH7504-52A Men's WatchCitizen Automatic Dual Tone Japan Made NH7504 52A Men's Watch Designed with high precision and durability in mind, it is built using the techniques developed over the years. It houses the most widespread mechanical movement in the world and the longest in its production, also to be found in other brands of watches. The whole watch must be valued for the craftsmanship and artistries imparting its ruggedness and beauty to last for generations.