1865 10c Blue Queen Victoria, Perforated 14, with Inverted Watermark, a strikingly fresh sheet margin block of 12, with full original hand-applied gum, 8 stamps are never hinged and four are very lightly hinged. The block shows a nearly complete "COLONIES" watermark in the margin, and the stamps all clearly show an inverted watermark. An impressive and very fine block, worthy of the finest collection. Catalogue value does not include a premium for the never hinged stamps. Accompanied by a 2021 Greene Foundation certificate. Rsv. $15,000. (Image)

Unitrade $ 24,000