Coins of the Indian rupee 3, 5, 10, 20, 25, 50 (naya) paisa and one rupee. Since rupees retained their pre-decimal value, pre-decimal coins of one, half and quarter rupees remained in circulation after decimalisation. The word "naya" was dropped in 1964 and a new denomination, the 3 paisa, was introduced into circulation. A 20 paisa coin was minted in 1968. Neither of these coins gained much popularity. The 1, 2 and 3 paisa coins were phased out gradually in the 1970s. In 1982, a new 2 rupee coin was introduced experimentally to replace 2 rupee notes. The 2 rupee coin was not minted again
Decimal Day for some time before and after. Prior to Decimal Day the double pricing was displayed as e.g. "1s (5p)"; from Decimal Day the order was switched to "5p (1s)". For example, this order was used on most football programmes during the 1970–71 season. High denomination (10p, 20p, and 50p) stamps were issued on 17 June 1970. Post offices were issued with very simple training stamps in the same colours as the upcoming decimal stamps. Exceptions to the 15 February introduction were British Rail and London Transport, which went decimal one day early, the former urging customers, if they chose to