100 Rupees Jawaharlal Nehru

Issued to mark the centenary of Nehru's birth, this was part of India's broader commemorative program that accelerated through the 1980s under Rajiv Gandhi's government — a period when the son was presiding over celebrations of his grandfather's legacy. The .500 fineness is notably low for a commemorative silver issue, reflecting the Reserve Bank's cost pressures during a decade of persistent fiscal deficits and a weakening rupee.