A silver coin listing may describe a finish, a product type and a third-party grade in the same title. Read each term separately so that you know which claims the listing makes.
A finish and a grade answer different questions
Proof describes a method of manufacture associated with specially prepared coins. It is not a guarantee that an individual coin remains free from damage after handling. Bullion describes a product intended to provide ownership of precious metal, usually assessed first by its fine metal content.
A third-party grade is an assessment of a particular coin. When a listing names NGC or PCGS, look for the grading company's label, the certification number and clear photographs of the holder.
Check the exact issue
A coin with the same broad design can have different versions, finishes or packaging. Match the date, mint mark and product description before comparing prices. Do not assume a representative photograph shows every accessory included with your order.
For a certified coin, compare the listing with the grading service's verification record where available. PCGS cautions that counterfeit labels can use genuine certification numbers, so a matching number alone cannot settle authenticity.
Ask the seller to clarify missing details before ordering. A high grade or attractive finish can add a premium, but it does not establish what another buyer will pay in the future.