Watch List notes:

Singapore

Board of Commissioners of Currency, Singapore, specimen $5, ND (1989), serial number A/1 000000, green and lilac, Vanda TMA orchid at centre, arms at top right, Lim Kin San signature, red SPECIMEN overprint, four cancellation holes, in PMG holder 64, choice uncirculated
TBB BNP1, Pick CS1, KNB 10 S$600-S$800