Ancient Greek Silver Coin (Dekadrachm), about 400 B.C.E. Credit: Flickr / PD Photo

Silver coins have been valued throughout the centuries. Earlier, the coins were made from pure silver, while the coins minted in the later centuries inevitably have some alloy mixed in the silver. This makes vintage silver coins more precious and rare, adding to their net worth. The more rare and scarce it is, the more is its monetary value.

Some industry analysts believe that the depleting resources of silver will raise the silver coin prices even higher. Various prices come into view that affects the prices of silver coins. A tottering economy, global economic turmoil make silver coins attractive options for their investment portfolio. Not only is it a precious metal but also a metal used for commercial use.

The use of silver coins as a monetary currency is halted as the silver mines grow small. As a result, the prices of silver coins keep on soaring. So investors who have silver coins in their investment portfolio might do really well soon.