The 1921 Morgan Silver Dollar holds a special place in U.S. coin ... Its value depends on factors such as mint mark, condition, and whether the coin has been graded professionally.

Only 100,000 Morgan Silver Dollars were struck in 1893 in San Francisco. The 1893-S that sold at a Stack's Bowers auction in November has been called the rarest mint-state Morgan to exist.

According to CoinTrackers.com, an 1892 S Morgan silver dollar in average condition is valued at a mere $35. But one in high mint state could be valued at around $130,000. An 1886 O Morgan silver ...