Unlike most pieces of decorative arts offered at auction houses across the country, the number of coins produced by series, year, and mint is well documented by the governing bodies that created them. This allows for fairly consistent estimations of rarity. With the introduction of third-party grading in the 1970s and 80s came a standardized system in which a coin’s condition is assigned a numerical value. This led to an accurate estimation of a coin’s worth based on what examples at the assigned grade had previously sold for.… Read More
