This 1870 Pattern proof 10C Dime J-850 has been graded by PCGS as PR 66 CAC and is from the Denali Collection. It is a beautiful silver coin that has not been circulated. The coin was struck in Philadelphia, United States and has a certification number of 61094.66/06645114. This RARE coin is a great addition to any collection and a must-have for coin enthusiasts.