Top rarest & most valuable stamps in the world & their respective values.
Stamps are worth more if their colors have not faded due to sunlight, indoor lighting. Original purchase prices: If a knowledgeable collector spent a lot of money .
Stamp Collecting Values. Quickly getting a good idea of how much a postage stamp or collection is worth should be easy.
In light of the extreme rarity aspect of this stamp and its significance during the Civil War period, it is valued to be worth in the region of $200,000.