1990年澳门大西洋国海外汇理银行伍佰圆。样张。红色Especime加盖,黑色样张序列号。船舶水印。高面值的一张,油墨生动,繁複设计出彩。MACAU. Banco Nacional Ultramarino. 500 Patacas, 1990. P-69s1. Specimen. PMG Gem Uncirculated 66 EPQ.Red "Especime" overprint with black specimen serial numbers. Watermark of Junk. A higher denomination 500 Patacas specimen note, found in a lovely Gem grade with vivid ink and an ornate design standing out.