The stamp "18K HGE" on a piece of jewelry means that it is 18 karat gold with heavy gold electroplate. The "HGE" portion of the stamp means that it is heavy gold electroplate. Brass is another commonly used substance in jewelry.Know More
All jewelry made from precious metals must be marked with a three-digit number, and sometimes other markings are also required. According to Foremost Jewelry, manufacturers often add the markings the packaging or the tags instead of placing microstamps on small pieces as of 2014. Gold plate jewelry also must be marked or stamped to certify the value of the metal. Some other markings that are used for gold electroplate jewelry are "GE," "EP," "GEP," "HE" and "HGE."
Electroplate gold jewelry is made of other materials, and the plating of gold is applied electrolytically. The gold is equally applied to the piece of metal before making the jewelry piece. Legally, the plating of GE must be 10 karats or above and at least 7 millionths of an inch thick. HGE, on the other hand, must have a thickness of at least 100 millionths of an inch.
There are many other methods and terms for gold plating, which include "gold filled," "gold overlay," "layered gold," "rolled gold," "vermail," "gold tone" and "gold wash."Learn more about Jewelry & Watches
On jewelry, "585" is a measure of gold's purity and indicates that the piece is made from 14-karat gold. This number is derived from the percentage of pure gold expressed as parts per 1,000. This system of certification is widely used in Europe.Full Answer >
When found on jewelry, "Italy 925" means that the piece is made of sterling silver. Sterling silver is comprised of 92.5 percent pure silver and a mixture of other metals.Full Answer >
The stamp "BREV" on gold stands for "Brevetto." This is the Italian term for license, and the stamp signifies that the particular design or piece has been licensed or patented.Full Answer >
The "FB" stamp that is found on some jewelry is the initials of the designer Francois Borgel. The stamp is usually followed by a picture of a key.Full Answer >