The coin is made of two different metals: gold-colored nickel-brass and silver-colored alloy. And "one pound" is in micro-lettering on the heads side, and on the tails side is the year of production.

However, it's the top-secret, highly guarded security enhancement that really makes the coin impossible to duplicate, but you'll never be able to see it without some fancy gadgets.

The United Kingdom is moving ahead with its roadmap for a central bank digital currency (CBDC) despite privacy concerns. On Jan. 25, the U.K. government delivered the findings of its digital pound ...