SOUTH AFRICA 1963 (MNH) 2½C GROOT CONSTANTIA CYL BLOCKS, RSA WMK
2½c Groot Constantia cylinder 12–11 blocks x 10 from panes A, B, C and D, type II design, violet and green shade, perf 14 x 14, RSA sideways watermark. Fresh and fine. Mint never hinged. SG230; SC292; SACC229
Note: the top of the RSA triangle watermark faces right when viewed from the back of the stamps
