Professional buyers use the Sheldon Scale (1 to 70) to grade coins. High-grade "Uncirculated" specimens command significantly higher prices than "Fine" or "Good" ones.
Many old coins possess value based on their metal content (gold, silver, or platinum), which acts as a price floor regardless of their collectible status. 2. Legal and Ethical Framework old coins and notes buyer
The total mintage (how many were originally made) and the current "surviving population" are primary value drivers. Professional buyers use the Sheldon Scale (1 to