There are so many ways to make your own buttons using Brilliant Molds or a Silicone Doming Tray. Insert button shanks into setting resin or drill any hole size once your resin has set up.
Tutorials for each of these projects are in the following videos:
Embossed Dichro-ISH Film Buttons (and lots of other projects :)
Resin your Fabric Scraps
Silicone Cabochons Mold Tutorial
Movie-Themed Project Ideas
and tutorials for the basic techniques of Casting, Doming, Layering, and Embedding just about anything are FREE in our F.A.Q.'s section.