The Coin Wiki

Carry two numbers: melt and premium

Every coin has two values. Melt is objective — calculable on a phone in ten seconds, never catastrophically wrong. Premium is opinion — expands and contracts with demand, evaporates when grading is wrong. Beginners start melt-adjacent; the melt-plus zone is the sweet spot.

Evidence standardThis reference is distilled from a covered source topic. A photograph can inform a decision, but it cannot authenticate or certify a coin.