5 Pfg postage stamps issue dark emerald green in the horizontal gutter pair, unperforated, type of paper w with smooth gumming. Photo expertize Ströh BPP: "the gutter pair is genuine - the right stamp has a larger paper inclusion, otherwise is the gutter pairs perfect with original gum. Gutter pairs of this kind to class among the SBZ-rarities. ", the in the certificate mentioned paper inclusion is a hole (manufactured) and due to the rarity tolerably, Michel 1300,-