Doomscrolling is out. Stamp collecting is in, and these are the most valuable stamps that collectors keep showing up for.

A rare Benjamin Franklin Z-grill stamp from 1868 could fetch as much as $5 million once it hits auction in New York. There are only two known stamps in existence.

Only one of the one-cent Z-grill, the rarest US stamp, is available to private collectors. When it goes up for auction in June, it could sell for millions.

An rare stamp known as the “Inverted Jenny," was purchased on Wednesday for a record setting $2 million. The stamp depicts an upside-down aircraft.

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 ...

One of the most sought-after and rarest stamps in the United States, the ‘Inverted Jenny,’ was recently sold at an auction for an $2 million.

For one week in May 2026, the world capital of stamp collecting will be Boston, host to the 2026 World Expo, the 12th ...

One of the most sought-after and rarest stamps in the United States, the ‘Inverted Jenny,’ was recently sold at an auction for an $2 million.

Jamshedpur: The two-day rare stamps exhibition "Jampex 2025" has captured the imagination of philately enthusiasts at Tulsi Bhawan in Jamshedpur.

(CNN) — Here’s something for serious stamp collectors only. This summer, philatelists will have a chance to snag the rarest US stamp ever: the 1868 one-cent “Z-grill.” Interested? It’ll ...