A collection of rare Australian and international coins and banknotes worth $2.5 million is heading for auction next week. Auctioneers Roxbury's Auction House says the 3000-lot collection is one ...

Over time, coins can become rare collectibles that are sold for thousands, if not millions, of dollars in the present day.

An “extremely rare” 10 cent coin could fetch up to $3,300 if you are lucky enough to get your hands on it. Most coins in circulation will have a head and a tail side. “These coins are extremely rare, ...