Macau: Banco Nacional Ultramarino, 50 patacas, uniface reverse die colour proof, series of 1981-1984, violet, view of Baia da Praia Grande, on large sized paper,(Pick 60pp2), PMG 65EPQ Gem Uncirculated. Very rare pre-production material on large sized paper. Choice condition!.
Estimate: 1500 - 3000