20 Rupees Dodecagonal Bimetallic Coin
India • 2019–present • 20 Rupees • Catalog: KM# 50
Quick Numismatic Identification & Valuation
The 20 Rupees Dodecagonal Bimetallic Coin is a historic aluminium-bronze ring / nickel-silver center coin issued in 2019–present during the Modern India era under the official monetary authority. Authentic specimens typically weigh 8.54g with a diameter of 27.00mm.
Estimated collector price range for authentic, problem-free specimens. Premium uncirculated grades (MS-63+) and documented mint state command higher auction prices.
Numismatic Specifications
| Country / Entity | India |
| Year of Issue | 2019–present |
| Denomination | 20 Rupees |
| Mint & Location | Multiple mints (Noida, Mumbai, Kolkata, Hyderabad) (All Indian Mints) |
| Ruler / Authority | Government Authority |
| Metal / Composition | Aluminium-bronze ring / Nickel-silver center |
| Weight | 8.54 g |
| Diameter | 27.00 mm |
| Thickness | 2.10 mm |
| Shape & Edge | 12-sided (Dodecagonal outer ring), Plain |
| Mintage | Historical record |
| Rarity Status | Flagship Modern Currency |
Historical Background & Collector Significance
Obverse (Front) Design
Lion Capital of Ashoka in center circle with BHARAT and INDIA.
Reverse (Back) Design
Large numeral 20 with new Rupee symbol ₹ and agricultural grain design.
Collector & Authenticity Notes
Distinctive 12-sided/dodecagonal format. Mint mark sets from initial 2019 and 2020 years are popular.
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