BRUNEI 1969 (MNH) 50C SULTAN OMAR ALI SAIFUDDIEN, ORDINARY PAPER, SHADE
50c Sultan Omar Ali Saifuddien III single, black and bright ultramarine shade from 17 March 1969 printing, on ordinary paper with multiple St Edward's crown and block CA watermark. Fresh and fine. Mint never hinged. SG128a; SC111var