All you need to gold plate, silver plate etching like the buckle you see ,also for photo etching,electro etching and pen plating the gold was barely used and it costs 140$ now large bottle nickel plating if your plating fine silver you can just clean piece and draw on 24 k gold if it’s sterling you must nickel plate first don’t pas this up there’s another type of etching can’t remember the name but it’s absolutely beautiful call Steve show contact info