Proof Gold

Any amount of pure gold used to test the purity of gold coins. In the United States, proof gold is disseminated by the Philadelphia Mint. See also: Assay, numismatics.

References in periodicals archive ?

The Wasatch Collection of United States Proof Gold Coins The Springdale Collection of Early US Gold Coins The Rosene Family Collection The Stanley Kanney Collection The James Newton Howard Collection The Bloomfield Hills Collection The Bayou Saint James Collection

Superior Galleries Realizes Record Prices in May 28-30, 2006, Beverly Hills Auction

The highlight of the proof gold session was lot 425, an extremely rare 1880 Coiled Hair $4 Stella, NGC certified Proof 63, which sold to a collector for $618,125.

Record Smashed at Superior Galleries of Beverly Hills July 22-23rd Santa Clara Elite Auction

Another area of strong demand was 20th Century Proof Gold.

Superior Announces Results from Recent Auctions

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