Romantic, yet rugged, Gold has been used for thousands of years to create endless styles of earrings. Fine earrings come in many shapes, in white or yellow gold, and any of the exquisite designs imaginable can be combined with any real or created gemstones.
Gold is a chemical element with the symbol Au and atomic number 79. From the time of its discovery, it became popular and highly sought-after precious metal because of its uses. For centuries, it has been used as money, legal tender, sign of social status, store of value, and as jewelry. The metal forms as nuggets or grains in rocks, underground veins and alluvial deposits. It is one of the metals used as coins. It is dense, shiny, soft and the most ductile and flexible of all metals. Pure gold has a color of attractive bright yellow. Gold is used for monetary standard by the International Monetary Fund and the Bank for International Settlements. It is also used in modern dentistry and electronics because gold has good resistance to oxidative deterioration.
The highest gold content is 24 karat. In this, the jewelry is soft and more prone to deformity. That is why; a lesser karat amount is the frequent degree for gold jewelry. In the United States, 14 karat gold is 14/24 or 58.33 percent parts of pure gold is the most common degree of fineness.
A 10 karat is 10/24 or 41.66 percent of pure gold. Any gold jewelry below this is not accepted to be marked or sold in the United States.
An 18 karat gold is 18/24 or 75 percent of pure gold. Wedding bands of this purity are marked 18k or 750. By this information, you will know what to check when buying gold jewelry. Always look for the karat mark and its numerical value beside it on the back or inside a jewelry piece. By the United States Law, every karat markings should be accompanied with manufacturer.s trademark to assure consumers that they are getting an accurate marking. The country of origin should also be marked there. In wedding ring, every ring should be stamped with a trademark of its maker and country of origin. These will assure that genuine karat gold rings were purchased. And if anything discrepancy should be noticed in the products, consumers will know what company to be contacted. If wedding ring is heavier, it means it contains more gold content.
Sometimes, gold is used as coating for a much less expensive metal, making a beautifully gold coated jewelry item less expensive. The thicker the layer of gold, the more it becomes resistant to inner metal exposure.
Gold filled jewelry in modern times has markings that indicate what type and how much gold was used for the layer.
Gold plated jewelry is typically thinner and usually wears away more easily. It is less durable than those gold filled jewelry.
14 kt gold is very durable, so it is alright and a good choice for regular usage. Buy 18 kt gold earrings or 14 kt yellow gold earrings if you have allergies to nickel and other metals. For other types jewelry you will use occasionally, use those with gold filled or gold plated ones. They will wear out gold layer easily so use them for only for special occasions.