Y# 20.1 10 KOPEKS (Grivennik)2.0732 g., 0.7500 Silver .0499 oz. ASW Ruler: Alexander IIY# 20.2 10 KOPEKS (Grivennik)2.0732 g., 0.7500 Silver .0499 oz. ASW Ruler: Alexander II KM# Y-20.2 Russia. 10 Kopeks, 1861-SPB. Y-20.2; Sev-3715. No master letters. Alexander II.