5 the most expensive and rare postage stamps in the world

This unattainable dream of philatelists is rare for several reasons.

First of all, due to color error. It was supposed to be released in orange.

Instead, in 1859, the stamp was issued in blue.

Secondly, only two such brands are known today.

And most importantly, despite the fact that the brand is very old, it is in excellent condition.

On June 10, 2011, the stamp was sold at an auction in Basel, Switzerland… (read more)