I am aware of the old Mdl 12, and the high end revolvers made of ultra-light unobtainiam. The former quite fragile by todays standards and the latter limited and high dollar.

That said, I believe S&W is missing a link in the CCW revolver market for a modern...

... basic 3 inch barrel aluminum frame, fixed sight K-Frame 38SPL+P revolver. I believe such a "Pro-Model" revolver with a flush to the frame spurless DAO hammer would appeal to a lot of revolver lovers - without breaking the bank.