According to the type of movement, watches can be divided into three categories: mechanical watch, quartz watch and smart watch. The mechanical table is divided into manual chain and automatic chain; quartz table is divided into electronic quartz table and optical kinetic energy quartz table; smart table has a variety of functions, such as call, SMS, motion monitoring.

There are many watch brands, which can be divided into Swiss brands, Japanese brands, German brands, domestic watches and so on. Swiss brands are represented by Rolex, Omega, Longines, Japanese brands are Casio, Xicheng, Seiko, German brands are known for the original, and domestic watch brands are seagull, Feiyada, Rossini, etc.

Watch material mainly includes watch case, watch strap, watch mirror and so on. Common materials are stainless steel, ceramic, titanium metal, rubber, leather and so on. Different materials of watches have different characteristics and applicable occasions.

The watch waterproof grade is divided into the following categories: 30 meters (life waterproof), 50 meters (general waterproof), 100 meters (swimming waterproof), 200 meters (diving waterproof) and so on. Please choose the appropriate waterproof grade according to the actual requirements.