BRUNEI 1971 (MNH) 50C SULTAN OMAR ALI SAIFUDDIEN BLOCK IN GREY AND INDIGO, GLAZED PAPER
50c Sultan Omar Ali Saifuddien III block x 4, in grey and indigo on glazed paper with multiple St Edward's crown watermark, from 21 December 1971 printing. Scarce. Fresh and fine. Mint never hinged. SG128ba; SC111var
