18 kreuzer ochre-brown, small breast shield, having bright colours, horizontal choice copy pair on letter piece with 1 kreuzer yellowish green, large shield (defects), tied by North German Postal District single circle postmark "Koenigsee 22 12 74 8-12 N", photo expertize jug BPP (2020) : "pairs the 18. Kr. Stamp are rare. ", Michel 1.500.-