The number 585 is stamped on European gold jewelry to indicate that the jewelry contains 58.5 percent gold. This is comparable to the U.S. 14K marking that indicates that a piece c...
The stamp inside a ring, bracelet or other piece of jewelry is used by the manufacturer to indicate the manufacturer’s or designer’s name, the metal purity and type. Silver purity ...
The stamp PT is an abbreviation for platinum, and PT950 refers to the number of parts per thousand that are pure platinum. Platinum alloys are about 90 percent to 95 percent pure; ...
Stamp collecting is a popular hobby that has been enjoyed by countless individuals around the world. However, there may come a time when you decide to part ways with your beloved s...
Gold stamped with an “18 KGP” mark means that the item in question is not solid gold. It is simply another metal that has been plated with a gold alloy comprised of 18 parts gold t...
18KGP on a piece of jewelry means that the item is gold-plated with a thin layer of 18 karat gold. The thin plating is bonded onto a less valuable base metal.
As a measurement of purity, 750 fine gold contains pure gold in 750 parts and other base metals in 250 parts. This measurement means that 750 fine gold is 75 percent gold. The part...
Sending mail is an essential part of everyday life, and the US Postal Service (USPS) is the primary provider of stamps for mailing letters and packages. Whether you’re sending a bi...
The numbers 750 stamped on jewelry means that it is 18-karat gold. The jewelry piece is 18 parts pure gold and six parts metal alloy. One hundred percent gold jewelry is 24 karats....
Metal carports are a popular choice for providing protection to vehicles and other belongings from the elements. However, to maximize the functionality and durability of your metal...