Most coins are worth their face value, but others are different story. Coin collectors seek rare currencies often valued at a small fortune or greater. Find Out: These 4 Rare Nickels From Over 20 ...

Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: a red diamond, 2.33 of the rarest carats in the world, shining like a ...