How to tell if a coin is counterfeit?

Smoothness is another key attribute that aids in authenticity verification. The surfaces of a genuine coin, excluding areas intended for engraving, should be flawless, even, and devoid of any porosity. Any irregularities in this aspect could indicate tampering or forgery.

Wear and tear, although natural over time, can also serve as a verification tool. Genuine coins often exhibit a certain pattern of wear that is consistent with their age and use. In contrast, artificially aged or counterfeit coins may display unnatural wear patterns.

Latent images, a security feature employed in modern coin design, are also significant in authenticity verification. These images, often invisible to the naked eye, can be revealed using specialized equipment or techniques, adding an extra layer of protection against forgery.

Coin authenticity verification begins with an assessment of its color. Each coin possesses a distinct hue that serves as a unique identifier. The color is inherent to the metal alloy used in its minting process, making it a crucial aspect in verifying authenticity.

Another crucial factor is the brightness of the coin. This characteristic is achieved during the minting stage and, like color, is specific to the alloy composition. The intensity of the shine can provide valuable insights into the coin's authenticity and condition.