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| 正面描述 | 登录 以查看详情 |
|---|---|
| 正面文字 | 登录 以查看详情 |
| 正面铭文 | 登录 以查看详情 |
| 背面描述 | 登录 以查看详情 |
| 背面文字 | 登录 以查看详情 |
| 背面铭文 | 1 रुपया RUPEE |
| 边缘 | 登录 以查看详情 |
| 铸币厂 | Kolkata / Calcutta / Murshidabad, India (1757-date) * Hyderabad, India(1803-date) ° Noida, India (1988-date) ♦ Mumbai / Bombay, India(1829-date) |
| 铸造量 | 登录 以查看详情 |
| 附加信息 |
The 1 Rupee coin returned to stainless steel during this period after earlier experiments with ferritic stainless and cupro-nickel had produced inconsistent results in vending machines and toll systems — a practical problem the Reserve Bank faced as automated fare collection expanded rapidly across Indian cities in the 2000s. KM#331 covers several minting years with production distributed across the Kolkata, Mumbai, Hyderabad, and Noida mints, each identifiable by a mint mark below the date.