The most valuable rare stamp in the world is the British Guiana 1c Magenta. The stamp was auctioned in 2014 and sold for $9.48 million, though that price tag dipped considerably when it was auctioned ...

NEW YORK - "The holy grail of coins" and two of the world’s most valuable items in stamp-collecting are going up for auction next week in New York and could sell for a combined $37 million. The three ...

Known as the world’s most valuable and rare stamp, this unique piece was produced during a stamp shortage in British Guiana. Only one copy is known to exist, discovered by a 12-year-old Scottish boy ...

A Christmas stamp over 50 years old could be sold for over £500 thanks to an unusual printing mishap. The three pence stamp depicting an angel from Heaven – one of just 24 unused examples in existence ...

An inside look at the obsessive, secretive, and often bizarre world of high-profile stamp collecting, told through the journey of the world's most sought-after stamp. When it was issued in 1856, it ...

Two stamps with a face value of 22p each look set to sell for more than £20,000 at auction after narrowly escaping being shredded. The rare 1985 British stamps had a combined 44p face value and were ...