There are 25 names in this directory containing the search term proof. Clear results.
Lines on the surface of a coin as a result from burnishing. This is typically seen on open-collar Proofs and almost never observed on close-collar Proofs.
For a proof, or proof-like coin, it is the contrast between the mirror-like fields and the frosty-like appearance of the devices. See also reverse proof.
Term applied to proof coins that have deeply frosted devices that contrast with the mirrored fields.
Used to describe higher grade uncirculated or proof coins that suggest it has a high aesthetic appearance.
A proof coin produced by the U.S. Mint mainly from 1907 to 1916 which has sandblasted or acid-pickled surfaces.
A proof coin that somehow escaped into circulation or was otherwise significantly abused.
Fine, incuse lines found on some Proof coins potentially caused by polishing of the blanks prior to striking.
A die that has been polished to make the surfaces smooth. Proof dies are polished to impart mirror-like surfaces. Used dies are polished to remove clash marks or other imperfections.
Prestige Proof Sets
Sets containing silver proof coins for the year that included the commemorative coin for that year. Prestige Proof Sets were produced in the 1990s. See also proof.
The process of striking a special version of a coin with higher quality dies and specially polished planchets.
A coin set containing proof struck coins from a particular year. See also proof.
Businesses strike coin that has mirror-like surfaces. See also business strike.
A term that distinguishes coins created for commerce. These may be business or proof strikes of coins.
A type of proof coin where the elements are specially polished to create a mirror-like appearance and the fields are treated to provide a matte finish. See also proof.
A special matte finish usually on business strike coins. The U.S. Mint experimented with satin finish Proofs on the gold coins of 1909 and 1910 and with Mint Sets in the 2000s.
Special Mint Set
A set of special coins-neither business strikes nor Proofs-first struck in limited quantities in 1965 and officially released in 1966-1967 to replace Proof sets, which were discontinued.
An uncirculated coin specially struck for the collector market that shows a proof-like surface. See also prooflike.