1899, Poseidon's Trident with Stars, two blocks of four of 1gr blue, one without violet control markings, and block of four of 1gr violet, each block has two stamps with a dot inside "Σ" variety, full OG, NH, VF

100.00

1899, Poseidon's Trident with Stars, 1gr violet, block of four, imperforated vertically between stamps, both left stamps with a dot inside "Σ" variety, full OG, NH, VF

250.00