AgAuNEWS said:Nice coin. The 10oz is a great size for the design. If you buy the 1oz coins by the tube of 20 they come completely sealed and filled with an inert gas. ( http://agaunews.com/portfolio-items/noahs-ark/?portfolioID=4097 )
That must account for the warning on my tube of 1/4 ounce Noah's Arks. I had a picture in another thread (unfortunately I don't have a pic focused on the full text).