The vast majority of watches use what is called 316L steel, and it does its job well. Rolex, on the other hand, famously uses a “special” alloy called “Oystersteel” that they say belongs to the family ...

It’s possible to use a form of stainless steel called 904L, which is both harder and even more resistant to corrosion than 316L, in a luxury watch. Rolex does. But as Manousos, points out ...