This past March it was announced that a Naples resident was selling a lucrative stamp collection owned by William H. Gross. The collection recently sold at auction for a total of $19,201,550. A single ...

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 ...

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 ...

Get your stamp book ready for the ultimate addition. This summer, Robert A. Siegel Auction Galleries is offering the William H. Gross Collection of United States Stamps. The organization is ...

NEW YORK -- A 1-cent postage stamp from a 19th century British colony in South America has become the world's most valuable stamp - again. The 1856 British Guiana One-Cent Magenta sold Tuesday at ...

In June, New York’s Robert A. Siegel Auction Galleries will offer what it is billing as the most valuable U.S. postage stamp, an extraordinarily rare 1868 one-cent “Z-grill” stamp featuring Benjamin ...

(CNN) – A block of the world’s second official postage stamp is going up for auction in May. It is expected to fetch millions of dollars. The Great Britain Two Pence Blue stamp of Queen Victoria was ...