Russian One Rouble "Nikolai Lobachevsky" 1992 Y# 321

Russia One Rouble Nikolai Lobachevsky 1992 М Proof Y# 321 ОДИН РУБЛЬ 1992Г. ММД БАНК РОССИИ coin obverse
Russia One Rouble Nikolai Lobachevsky 1992 М Proof Y# 321 Н. И. ЛОБАЧЕВСКИЙ 1762-1856 coin reverse

Obverse
Double-headed eagle within beaded circle.
Lettering: ОДИН РУБЛЬ 1992Г. ММД БАНК РОССИИ

Reverse
N.I. Lobachevsky 1/4 right.
Lettering: Н. И. ЛОБАЧЕВСКИЙ 1762-1856

Extended information
Year
Denomination
Currency
Metal
Copper-Nickel
Krause catalog
Y# 321
Weight
12.8 g.
Diameter
31 mm.
Thickness
2.3 mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Lettered
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Year
Mintage
Prices per year/grade
Prices per year/grade
1992 М
Mintage 1,000,000
Value
MS60: $3
1992 М Proof
Mintage-
Value
PRF63: $5
1992 М Prooflike
Mintage 500,000
Value
MS63: $3.5