2 Mark on 35 Pfennig with grill watermark, light (green) gray, top marginal, with printing error AFVIII: "Right 2 at the top flattened", field 15 and field 60", timely cancellation security stamp (postcard cancellation) from Danzig 1, flawless condition, owner's mark, photographic finding by Gunnar Gruber BPP (2021) "genuine and flawless", Michel 450,-