Gold-plated jewelry with a sterling silver base is often classified as gold vermeil. Gold jewelry with a 925 stamp has a sterling silver base covered with a layer of gold - a technique called gold-plating. It does relate to sterling silver, though.ĩ25 is a hallmark only used when sterling silver is involved.Ĭan 925 be gold-plated? Yes! In fact, that’s pretty much the definition of 925 gold. A 925 stamp on sterling silver reflects its composition and thus silver purity: 92.5 percent silver and 7.5 percent alloy, most often copper.ĭoes that mean 925 gold is 92.5 percent gold? No, but that’s a common misconception. You might already know the 925 stamp associated with sterling silver. What code is 925 in jewelry? The number “925” as a jewelry stamp is shorthand for 92.5 percent. The main four precious metals are silver, gold, platinum, and palladium. The majority of jewelry hallmarks indicate the type and purity of precious metal used. We’ll be answering that question today as we discuss 925 stamps on gold jewelry, the value of 925 gold, other stamps to be familiar with, and what to know before buying any type of gold jewelry.Ī 925 stamp on jewelry, or any other stamp for that matter, is called a “hallmark.” Other terms for hallmarks are “purity marks” or “quality marks.” Most of the time, you’ll see a 925 stamp on silver jewelry. ![]() Is it some secret code among jewelers? Nope, it’s simpler than that, but the meaning of a 925 stamp depends on what kind of jewelry we’re talking about. There are a number of decent websites that have listings of some of the hallmarks.If you’re a casual jewelry buyer, you may have seen silver or gold jewelry stamped with “925” and been confused. Matching these stamps back to the original manufacturer can be extremely difficult. There is a huge number of unique jeweller’s marks. Sometimes they are letters or initials, and sometimes they are ornate icons (like a heart or a bell, for example). These are custom stamps or engravings placed in jewelry by whomever manufactured it. The purity mark can be accompanied by a second mark called a maker’s mark or a jeweller’s stamp. Often there is one stamp to indicate the purity of the gold (“14K”, as mentioned above). This usually indicates the ring size.Ī lot of jewelry will have several stamps or marks. Plumb Gold (guaranteed to be at least the amount of karats on the stampĬarat Weight (usually refers to the karats of the diamond or gems in the piece)Ĭubic Zirconia (the gems are cubic zirconia and not diamonds) For example: 750 is 75.0% pure gold (or 18 karat)Ĩ carat minimum standard for gold in Germany after 1884īeyond just telling you the karat purity of the piece, the jewelry stamp will often have another standard marking to give you more information. They are in the thousandth, so if you want to know the purity percentage, just move the decimal point in one space. ![]() All of these formats are easy to understand, except possibly the 3 digit number format. ![]() For example: 585, 14kt and 14K all mean 14 karat gold. This mark can be in several different formats. However, there are some common ones which make up the vast majority of the gold stamps.Īuthentic gold jewelry should have a stamp to indicate the purity of the gold in the piece. In fact, many professionals are not sure what some of them mean because these marks are not as standardized as they should be. These jewelry inscriptions can be very hard for the lay person to decipher. Most authentic gold jewelry is stamped or etched with some sort of indicator.
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