People's Bank of China, replacement 1 yuan (4), 1980 and 1990, serial numbers ZJ15968920, ZC08141846, ZC08141847, ZO04783262,(Pick 884a*, 884e*), two graded PMG 67EPQ Superb Gem Uncirculated, two graded PMG 66EPQ Gem Uncirculated (4).
Estimate: 1000 - 1800