CHINA: Hsuan Tung, 1909-1911, AE 2 fen, ND (1910), Hsu-36, KM-Pn279., CCC-630, Duan-2487, pattern struck at the Vienna mint, NGC graded MS63 BR+, RR. A well-struck example as expected for a European struck pattern with lovely smooth chocolate patina throughout, with highlights of red luster around characters. Please see R. N. J. Wright's "The Modern Coinage of China" (pages 161-163). Stack's Bowers Galleries sold a MS-63 BN example in their April 2018 Hong Kong Auction, Lot 40288 for US$24,000.
Estimate: 10,000-15,000 USD