old 1 Rupee big and small coin

Description

big coin
Features
Issuer India
Period Republic (1950-date)
Type Standard circulation coin
Years 1975-1982
Value 1 Rupee (1 INR)
Currency Rupee (decimalized, 1957-date)
Composition Copper-nickel (75% Copper, 25% Nickel)
Weight 8 g
Diameter 28 mm
Thickness 2 mm
Shape Round
Technique Milled
Orientation Medal alignment ↑↑
Number N#4855Help
References KM# 78

small coin
Features
Issuer India
Period Republic (1950-date)
Type Standard circulation coin
Years 1983-1991
Value 1 Rupee (1 INR)
Currency Rupee (decimalized, 1957-date)
Composition Copper-nickel (75% Copper, 25% Nickel)
Weight 6 g
Diameter 26 mm
Thickness 1.47 mm
Shape Round
Technique Milled
Orientation Medal alignment ↑↑
Demonetized Yes
Number N#1628Help
References KM# 79