Russia
Nicholas II Proof 50 Kopecks 1911-ЭБ PR66 NGC, St. Petersburg mint, KM-Y58.2, Bitkin-90, Sev-4151. Obv. Bust of Nicholas II left. Rev. Crowned double-headed Imperial eagle with date and value below. Deeply mirrored fields with nicely frosted devices. Minor contact marks are noted on close examination with golden patina and blue highlights around the obverse periphery. None have been certified finer and we can find no evidence of another PR66 having sold.
HID02901242017
Estimate: 8000-10000 USD