This is an authentic Cartier Roadster gents stainless steel watch strap clasp, suitable for a leather or canvas strap that is 18mm wide at the buckle end. It is made from stainless steel with a polished and brushed finish. The clasp is fully functional and closes firmly as it should.
If you are not sure if this will fit your watch or if you have any other questions, feel free to email me at Sales@TheWatchLink.co.uk. I'm happy to help!