Learn what to look for when examining a coin for authenticity in the latest "Coin Grading" video, including the two major types of counterfeits: struck or cast counterfeits (the entire coin is fake), and altered coins (a genuine coin has subsequent changes made to it). | PCGS

How to test your gold! #gold #acidtest #realorfake #goldcoins #coincollecting | CoinCollectingWizard

1M views · 6.9K reactions | Ultimate Precision Coin Test | Titans of CNC Machining | Facebook

221 reactions · 17 shares | A common question we get asked is 'How much is my coin worth?' and whilst there are so many variables when it comes to coin valuations, you can use our 6 point guide to work out a realistic value for your coin. Scarcity Index: www.changechecker.org/category/scarcity-index/ eBay Tracker: www.changechecker.org/category/ebay-tracker/ | Change Checker | Facebook

How Dealers Test Gold & Silver Coins and Bars (Live Walkthrough) In this video, a Money Metals professional tester uses a Sigma Pro to test various gold and silver precious metal items. In this video, we test an American Gold Eagle, a Money Metals one troy ounce gold bar in assay, a US Mint American Silver Eagle, and a Money Metals stacker 10 troy ounce silver bar. This video demonstrates a proper way of testing gold and silver items (i.e. gold coins, gold bars, silver coins, and silver bars). M