Here I am doing an assay/ scratch test on a few gold rings. Assay testing is just one method of testing precious metals, and in this test l'm looking to see if the lines stay bright or fade away... Credit: IG: @rachel_canadagold.ca #jewelry #vintagejewelry #gold #goldtesting #assay #scratchtest #goldpurity #estatejewelry #oldgold #value #rings #10k #14k #18k #preciousmetals #scrapgold | Canada Gold
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