It sounds like it has some distinct features, so you never know, you may have an exciting investigation in front of you.

From contemporary pieces to antique jewelry, letter markings on gold jewelry, silver, and other metals can offer useful insight on the materials, epoch, and producer of a piece. If you look everywhere on your jewelry and cannot find any stamp, there’a good chance […] The 558AL could stand for a number of things. These numbers tell how pure the gold is.

There’s more info on that here: However, the bottom line is if you think your necklace could be worth some money, bring it to a professional and get is appraised.I have a ring that says AR 950 and 19k.
Good luck!and another, a neckace i found has 18k stamped on its clamp,..but when i tried it on a magnet, it stuck to the magnet,..does this mean its fake? 825 is generally used on lower quality sterling silver, however it can occasionally be used on gold pieces. A professional local jeweler should be able to tell you for sure though.I have a gold necklace that is stamped with GF 1/20 10k. I did come across this person that has a Whether the stamp increases the value or not really depends on who the stamp ends up being from. The look of the piece in the link above is interesting. Is your ring composed of two different metals?

For example: 585, 14kt and 14K all mean 14 karat gold. IDK what it means, the stamp is 14K and under that is an M??? If you will be wearing your jewelry daily choose 14-10 kt gold. Often overlooked due to their intentionally hidden location and diminutive size, the etchings found inscribed on a piece of modern or vintage offer a window into the “who, what, and where” of the piece – and are well worth a serious look. Assay Office Mark symbols include an anchor that signifies Birmingham, a castle for Edinburgh, a leopard’s head for London, and a rose for Sheffield.“International, particularly European, jewelry typically has hallmarks, while American jewelry is usually stamped 14k or 18k,” says Virginia Salem, head of the jewelry and watches department at .

The 14K stands for 14 karat which is about 58% pure gold. Also, your piece could be gold plated. Matching these stamps back to the original manufacturer can be extremely difficult. ThankyouIt’s possible that the “PPL” is the jeweler or manufacturer stamp. Tracking down jewelry stamps can be difficult and time consuming, but hopefully this gives you a good lead to follow =)I have a stamp on a brooch 750 558AL, are you familiar with it?I have a chain that is only marked MB, I want to know whether is a real gold or not.Temmy, try a couple of the methods in this article: Douglas – The 750 should mean 18kt gold. In 1961, the American government also mandated that jewelry manufacturers include a maker’s mark, which indicates the producer of a piece of jewelry.Hallmarking in Great Britain has had a long history, dating back to the 14th century. Assay offices are official governmental establishments who are tasked to assay, or test, the purity of jewelry metals and in some cases, to hallmark the jewelry.Jewelry marks in France date back even earlier, with known examples first seen in the 13th century. The 10k simply stands for 10 karat, which is the purity of the gold plating.The full translation of this stamp would be: “Gold plated jewelry with 5% of the piece’s total weight consisting of 10 karat gold, and the other 95% consisting of sterling silver, brass, or some other less valuable material”Can you tell me what 926 CHINA on my bracelet means and 825 on my moms antique ring means?926 CHINA should mean 22kt gold from a Chinese jeweler (92.6% gold purity). They are in the thousandth, so if you want to know the purity percentage, just move the decimal point in one space. One of the more notable possibilities would be I. Michelson. Thanks a millionStarr, when a magnet picks up the clasp it does not mean it is fake or plated at all. A trusted local jeweler could take a first hand look at your piece and give you more accurate info.Hi there – I have a bracelet that has the follwoing stamp – 9 (in a square box) then .575 (in another rectangle box) – The bracelet weighs 9 or 9.5 gram and I am not sure whether this is 9k or 14 k – does the first “9” relate to a weight possibly and it’s 14k? Therefore, for sterling silver, look for marks that include “925,” “STERLING,” “STG,” or “STER.” Keep an eye out for metals that are etched with “German Silver” or “Nickel Silver.” These pieces are not made up of any silver at all, but are actually composed of copper, nickel, and zinc.

One of the compulsory marks is the Assay Office Mark, a symbol which indicates the regional office that hallmarked the item. For example: 750 is 75.0% pure gold (or 18 karat)Beyond just telling you the karat purity of the piece, the jewelry stamp will often have another standard marking to give you more information.A lot of jewelry will have several stamps or marks.

This is important because silver-plated and sterling silver items look virtually identical to the untrained eye. However, there are some common ones which make up the vast majority of the gold stamps.Authentic gold jewelry should have a stamp to indicate the purity of the gold in the piece. While there are countless jewelry marks to know, additional resources for collectors include the which is well documented and covers a wide range of estate jewelry, is also an excellent reference guide for further detail about specific markings.