Watch List notes:

(x) Bank Indonesia, pattern/colour trial 50 rupiah (2), 1 January 1959, both serial numbers 50 JZ 000000, pink, green and multicoloured, flower at centre, one blue reverse, one green reverse, also a specimen 50 rupiah, 1 January 1959, serial number 50ACS 000000, blue, brown and orange, bird in watermark(Pick 68 for type, TBB B530 for type), in PCGS Currency holders 66PPQ Gem New, 64 Very Choice New, 45 Extremely Fine respectively and last Perforated Cancelled and Mounting Residue on Back, the patterns very rare (3).

Estimate: £1000 - £1400