Brunei
Government of Brunei, colour trial 50 Ringgit, ND (1973), violet, pale green and lilac, Sultan Hassanal Bolkiah wearing songkok at right, value in field, reverse violet, the Omar Ali Saifuddien Mosque at centre, red SPECIMEN overprint and single cancellation hole, in PMG holder 63 EPQ, choice uncirculated, very rare
TBB B109t, Pick 9ct, KNB 9ct S$2,000-S$2,600