An unused pair with perfect gum: $250-$350
An unused pair with gum and a hinge mark: $70-$150
A used pair: $120-$220
Values are for stamps with two margins
An unused stamp with perfect gum: $90-$150
An unused stamp with gum and a hinge mark: $60-$70
A used stamp: $80-$90
Values are for stamps with two margins