Available Seals 1923 US Christmas Seal, perforation 12 1/2 x 12, vertical broken gum Seal $5.00 1923 US Christmas Seal, perforation 12 1/2 vertical broken gum Seal $0.15 1923 US Christmas Seal, perforation 12 x 12:00, vertical broken gum Seal $2.50 1923 US Christmas Seal, perforation 12, horizontal broken gum Seal $2.50 1923 US Christmas Seal, perforation 12, vertical broken gum Seal $2.00 1923 US Christmas Seal, perforation 12:00 x 12, vertical broken gum Seal $2.50