1992年20元。龙马图。珍稀的现代发行,2盎司,无瑕币面,铸工高超,立体感鲜明。(t) CHINA. Silver 20 Yuan, 1992. Dragon & Horse. NGC PROOF-69 Ultra Cameo.KM-452. A relatively <strong>RARE </strong>modern issue, this hefty two ounce 20 Yuan is quite appealing, with essentially flawless surfaces, sharp strike, and stunning vivid cameo contrast.