Stack's Bowers & Ponterio
April 2023 Hong Kong Auction 23-26 Apr 2023
View prices realized
2) 2 Kopeks, 1910-CNB. NGC MS-65 Brown. KM-Y-10.2.
3) Denga (1/2 Kopek), 1911-CNB. NGC MS-65 Brown. KM-Y-48.1.
From the Sigma Collection.
Estimate: $100 - $200