A block of rare postage stamps, found hidden in a cupboard, could be worth up to £200,000 when it is sold at auction. The Penny Blacks, the world's first type of adhesive postage stamp, were ...

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 ...

America’s most valuable postage stamp sold for nearly $4.4 million on Friday. The 1868 one-cent “Z” Grill was sold as part of the collection owned by “Bond King” Bill Gross, who co-founded asset ...

Many collectors today wonder if postage stamps are good investments. While some rare and historical stamps have increased in value over the years, the market can be very unpredictable. Factors like ...

Wednesday’s auction eclipsed earlier single-stamp auction records for classic and rare U.S. postage stamps. One of two known examples of an 1867 stamp depicting Abraham Lincoln embossed with a “Z ...

An ultra-rare U.S. postage stamp is going under the hammer this summer — and it may fetch as much as $5 million. Robert A. Siegel Auction Galleries in New York recently announced that it will be ...

The recent sale of a 1-cent Ben Franklin stamp for $4.4 million, the most expensive U.S. stamp ever sold, again raises for consideration the question, “Are postage stamps good investments?” Certainly ...

A rare, 12-cent U.S. postage stamp showing an image of our nation’s first president sold for tens of thousands of dollars at auction last month. The stamp, which includes a portrait bust of George ...

Scott Trepel of Seigel Auction Galleries describes the rare "Inverted Jenny" stamp that sold for a record $2 million. A first-class U.S. postage stamp will set you back 66 cents these days, which, you ...