A stamp described as the world’s rarest sold for $9.5 million at auction last night, setting a new record. The auction house Sotheby’s said the “British Guiana One-Cent Black on Magenta ...

This 1-Cent ... stamp from 1868 featuring Benjamin Franklin—and that's hardly an exaggeration. It's one of only two of its kind known to exist. The auction will mark the first time the rare ...

The auction house is holding a special “Three Treasures” auction this coming Tuesday, consisting of just three lots—a 1933 Double Eagle coin, a 165-year-old One-Cent Magenta stamp and a ...

Beginning today, the exhibit of the British Guiana One-Cent Magenta at the National Postal Museum in Washington ... Visitors will get a rare chance to see the back of the stamp, which include ...

On June 14, the one-cent Z-grill will be put up for sale by Robert A. Siegel Auction Galleries, marking the first time the rare stamp has been on auction since 1998. Experts from the New York ...

LONDON, March 24 (Reuters) - A rare One-Cent Magenta postage stamp printed in British Guiana in 1856 and most recently owned by the estate of a du Pont chemical company heir convicted of murder is ...