孙中山像开国纪念壹圆金币 NGC MS 63,刘改造/林青禾旧藏(Liu/Ultima Collection)。CHINA, Zhōnghuá Mínguó (Republic of China). General issues. 1912-1949. AV Memento Dollar (39mm, 12h). Struck 1949. Bust of Dr. Sun Yat-sen left / Denomination in wreath; MEMENTO above. Kann 1553; L&M 1104; cf. KM (Y) 318a.1 (same). In NGC encapsulation graded MS 63. Extremely rare. The only example in NGC encapsulation.
Ex Ultima Collection (Heritage 3033, 8 August 2014), lot 23184. http://data.shouxi.com/item.php?id=163957