Taking Rolex Explorer II fake watches with white dials for example, you will understand that Rolex uses 904L steel materials which are only for practicality instead of publicity stunt. As we all know, Swiss copy Rolex is the only one brand which adapts 904L steel materials, while other brands like Patek Philippe all use 316L steel. No matter for 904L or 316L, They are just the specific model of steel. However, 904L steel belongs to high-tech steel, generally used in…