



British Guiana 1c Magenta Stamp - $8.3 Million

The British Guiana 1c Magenta is often hailed as the world's most famous and rarest stamp, being the sole surviving example of an 1856 colonial issue. This unparalleled scarcity ensures its place as a philatelic marvel with immense financial worth. It was last sold for $8.3 million at a Sotheby's auction in 2021.