A mint state coin is a coin that is in the pristine condition that it was in when it left the mint. A mint state coin will show no signs of circulation whatsoever, but it can have normal mint processing defects such as bag marks and other dings.
The term corresponding to the numerical grades MS-60 through MS-70, used to denote a business strike coin that never has been in circulation.
PCGS Certified Genuine Coins
PCGS certification pioneered encapsulation. The tamper-evident, sonically-sealed, high security capsule as a method of reinforcing its Guarantee of Grade & Authenticity of each PCGS coin.
In addition, the unique certification number permanently sealed inside each coin capsule may be utilized by the coin's owner as a reliable means of identification after the PCGS coin re-enters the marketplace.
Equally important, PCGS's hard plastic holder provides optimum protection for safe, long-term storage of rare coins.