Analyzing 500 yen Nickel-brass Coin
Japan Mint is always engaged in research and development in order to manufacture coins trusted and cherished by the public. The state of the art technology of anti-counterfeit and anti-alteration measures are applied to the 500 yen Nickel-brass Coin to cope with the sophisticated counterfeit techniques.
4 Points of Anti-counterfeiting Measures
- The figures appear and disappear depending on the positions from which the coin is viewed.
- The edge of 500 yen coin introduces the first special technology of the world in the field of mass-production.
Helical Ridges (helically milled edge)
- We are challenging to the limit of micro-processing, that is, micro dots and micro stripes (lines) technology.
MicroDots, Micro Stripes (Micro Lines)
- 500 yen coin is made of nickel-brass, rarely used in other countries.