An unused pair with perfect gum: $110-$120
An unused pair with gum and a hinge mark: $40-$50
A used pair: $300-$325
Values are for stamps with two margins
An unused stamp with perfect gum: $10-$20
An unused stamp with gum and a hinge mark: $6-$10
A used stamp: $4-$7
Values are for stamps with two margins