Dating tiffany silver marks
Jewelry marks in France stretch back even earlier, with examples first seen in the 13th century.An important year to know if you’re collecting French antique jewelry is the year 1797, when it was required to have a maker’s mark framed within a lozenge, a diamond-shaped charge that is often placed on the field of a shield.Auction houses in particular are important resources for learning more about jewelry marks.Prior to bidding online or in-person, you can request additional information from specialists should you have any questions or concerns.From contemporary pieces to antiques, jewelry hallmarks are typically found on gold and silver jewelry.
Jewelry engraved with HGE (Heavy Gold Electroplate), GE (Gold Electroplate), or GF (Gold Filled) may appear to be made of gold, but is actually fashioned from other materials such as copper and contains only a very small amount of gold.
Retro jewelry refers to pieces made during the 1940s and 1950s and are characterized by the use of large and colorful gemstones.
In the United States, the National Gold and Silver Stamping Act of 1906 required jewelers to include an accurate purity mark, which indicates the materials used in a given work.
Starting in 1838, an eagle’s head on a piece of gold jewelry indicated that the jewelry was from France and that it had a minimum of 18k gold.
Additionally, a boar’s head was the mark of the Paris assay office, while offices outside the capital city used a crab emblem.
One of the compulsory marks is the Assay Office Mark, a symbol which indicates the regional office that hallmarked the item: an anchor signifies Birmingham, a castle for Edinburgh, a leopard’s head for London, and a rose for Sheffield.