1980年1元。奥运系列。加厚版。足球。动人的加厚版,镜面底板,霜面图文,通体优美黄铜色泽。CHINA. Brass Yuan Piefort, 1980. Olympic Series, Soccer. PCGS PROOF-69 Deep Cameo.KM-P6. A lovely piefort issue with hard mirrored fields and charming frosted devices. The surfaces display a uniform brassy yellow color.