What is the most valuable coin?

Answer The 1933 gold double eagle holds the record for the world's most valuable coin. Made of 1 ounce of almost pure gold, the coin was sold in 2002 for $7.6 million. The American coin has a face value o... Read More »

Top Q&A For: What is the most valuable coin

What was the most valuable coin ever sold at auction?

In 2002, a 1933 Saint-Gaudens double eagle sold for $7,590,020. This made it the most valuable coin ever sold at auction. The coin's face value is $20, and only a few exist in the world. Ownership ... Read More »

Which is more valuable in coin collecting: P or D?

Determining the value of a "P" or "D" mint mark on a coin depends on the date with which the coin was marked. Which mint is used more varies throughout years. For example, a "D" mark on a coin from... Read More »

The Best Way to Clean a Valuable Silver Coin?

Unless you seal away your valuable silver coin collection in airtight bags or containers and out of sight, your coins will tarnished. The tarnish results from a reaction of the silver and sulfur in... Read More »

What is the most valuable gemstone in the world?

On One Hand: Alexandrite Vs. PainiteAlexandrite is incredibly rare, and is often considered to be the rarest and most valuable gemstone that individuals can actually get their hands on. Painite, li... Read More »