Colored powdered glass is hard fired to 1500 degrees. Each color is applied and fired separately. The pin is then hand polished and gold or silver plated.
Color is applied by paint instead of powdered glass.
This process offers more of a selection of colors. Pin is fired, polished and gold or silver plated. Image or logo is silk screened on a colored flat brass pin. An indestructible epoxy dome is applied to the top of the pin. The photo pin is a full color, printed reproduction of your product, logo, Internet URL address, or whatever you desire.