Obverse
National arms within circle.
Lettering: ПРОЛЕТАРИИ ВСЕХ СТРАН, СОЕДИНЯЙТЕСЬ!
Р.С.Ф.С.Р.
Reverse
Lettering: 20
КОПЕЕК
*YEAR*
Extended information
Denomination
Currency
Metal
Krause catalog
Y# 82
Weight
3.6 g.
Diameter
21.8
mm.
Thickness
1 mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Reeded