How much is a 1 cent Tiffany stamp worth?

Answer 1

They have minimal value. All the variations, both mint and used, can be purchased for ten cents. They are listed as Scott number 3749 and 3749A. They are labeled with the letter F

Answer 2

That is Scott number US 3749 or 3749A. It has a minimal value and can be purchased for 10 cents in mint or cents used condition.