No, a cheesy PLA ring is ... uses a lost-wax process for it. First a high-resolution wax SLA printer is used to make a detailed positive, which is then used to make a plaster mold.

Students will learn all aspects of wax working and lost wax casting in a scale appropriate to jewelry. This process will enable students to create metal models and rubber molds for multiple component ...

I’ve taken a swing at this and had success making simple things like a ring which I carved from wax, but I would be lost on more intricate ... ready to be set in a mold Some like to either ...