proof coin

Also found in: Wikipedia.
Related to proof coin: US Mint
a coin which has been specially struck, to produce the finest specimen of its type.

See also: Proof

References in periodicals archive ?
The United States Mint is pleased to announce the release of the 2018 American Liberty One-Tenth Ounce Gold Proof Coin (product code 18XF) on February 8 at noon Eastern Time (ET).
Measuring just 8mm across and available in gold or silver, the coins weigh a 40th of an ounce and part of the Mint's new commemorative Britannia 2015 Proof Coin Collection.
A [euro]10 Silver Proof coin and a [euro]20 Gold Proof coin have been issued.
In return Charles Ross UE presented David with a collectors mint proof coin of the new Joseph Brant silver dollar in a custom case.
This year the Royal Mint has produced a pounds 2 Silver proof coin to mark the 300th anniversary of the Act of Union that brought Scotland and England under one Parliament.
A one-of-a-kind Treasury gold proof coin has been surprisingly discovered within the vaults of the Smithsonian Institution.
Presentation case with US Bicentennial silver proof coin set.
A 1500-krone commemorative gold proof coin has been minted to mark the arrival of the new millennium.
The United States Mint (Mint) will open sales for the 2018 Preamble to the Declaration of Independence Platinum Proof Coin (product code 18EJ) on January 25, 2018, at noon Eastern Time.
The coins will retail at PS1,650 for the gold proof coin and PS80 for the silver proof coin.