Silver Proof Coins
Proof Silver American Eagle coin. (Photo by sirquitos) Silver Proof Coins are more sought after than regular struck coins. Proof coins were originally used to test and check the dies before striking of a series. Now, Silver Proof coins are a special striking of a coin for a collector. Proof coins are made on highly polished blanks (planchetes) to yield a mirror effect and treated with special dies. They are also struck with extra pressure and a longer hold time. In addition they are struck at least twice. The combination of these techniques brings out more of the coin’s detail. Silver Proof Coins are done in smaller volumes than general issued currency and more time is taken in the process. Therefore the mint charges prices much higher than standard mint sets, and the smaller quantity usually causes a higher return on the investment. Proof coins usually are graded in the 60-70 range and indicated with a “PR” or “PF” before their grade....
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