VF+/XF irregular planchet(I find it rather interesting personally)

Russia - Empire 
Ekaterina II (1762-1796)
CompositionCopper
Weight51.2 g
Diameter42 mm
Thickness4 mm
ShapeRound
OrientationMedal alignment ↑↑
DemonetizedYes
ReferencesC# 59.1, C# 59.3
Obverse
Crowned monogram of Ekaterina II divides date within wreath.

Lettering: 
17 71
I E II

Reverse
Crowned double-headed eagle, initials divided below.

Lettering: 
Е М
ПЯТЬ ∙ КОПѢЕКЪ

Translation: Five Kopecks

Edge
Reticulated