Which kind of stainless steel do you use for cases, metal bracelets and buckles? 28 July 2023 13:11 Updated We use stainless steel 316L (1.4404) for our cases, metal bracelets and clasps. Some components, such as case back screws and buckles are made of stainless steel 304L (1.4301). Related articles Which material do you use for applied dial elements, such as hour markers? Which materials do you use for transparent case backs? Which titanium grade do you use? Why can the Oris logo on a crown be upside down? Which material do you use in dials?