... designs are most welcome 3) Process : Stamped copper / brass / with hard enamel color filled ( imitation hard enamel ... ),with or without epoxy domed,Etched brass/stainless stel/Aluminum,Printed brass/stainless steel/aluminum4) Plating : Can ... silver, antique silver, matt silver, nickel, black nickel, brass, copper, dyed black, chrome, dual plating, or any ... metal craft coins metal composition of coins