London auction house to offer 1813 ‘Military Guinea’ used to fund Wellington’s army, alongside an emergency 1902 Boer War ...

Here's a look at four lesser-known coins that are worth thousands of dollars.

If you're sitting on a few old or rare-looking coins, you might want to get them appraised.

Some ordinary-looking quarters are worth $2,000 or more. Learn which rare quarters to look for and how to spot ones that ...

Some of the most extraordinary gems ever found belong to a rare class of diamonds known as CLIPPIRs (Cullinan-like, Large, ...

A professor of international relations counted the sitting leaders on over 1,000 of the world’s banknotes and coins; almost ...