S stands for “Sterling Silver”, an alloy of silver and other metals. The number indicates the amount of silver parts out of 1000, i.e. something made of S925 consists of 92.5% of silver and of 7.5% of other metals. S925 stands for Silver 92.5% purity. This is the hallmark of the purest form of silver.

How should sterling silver be marked?

The vast majority of items made from sterling silver contain a quality mark, a stamp placed in a discreet spot that denotes its purity. These marks will say “. 925” or “925” or “S925” or sometimes “Sterling.” Along with the quality mark, a hallmark (the maker’s registered mark) must also be placed on the piece.

Will sterling silver always be marked?

Sterling silver must be at least 92.5% silver. US law does not require precious metal to be marked with a quality stamp. Some European countries do require marking. Many tourists in the US (and international online shoppers) will question goods sold without markings that indicate precious-metal quality.

Will s925 sterling silver turn your finger green?

YES, . 925 Sterling silver CAN turn your finger green (or black). It is definitely LESS common than with costume jewelry but still very possible. There is no way to know until you wear it and it can change over time.

How is sterling silver marked in the UK?

The United Kingdom, France, and the United States of America each have a distinct marking system. American sterling silver is marked with one of the following hallmarks: “925,” “.925,” or “S925.” the 925 indicates that the piece contains 92.5% silver and 7.5% other metals. Sterling silver items made in the UK contain a stamp of a lion.

Where does the 925 mark on sterling silver come from?

In fact the vast majority of mass produced silver reproductions today, whether made in Thailand, India, England, Europe or America, now include 925 in the mark. With the 925 standard mark, a piece of silver can virtually be sold world wide with the same mark. The use of 925, however, does not preclude the use of sterling.

How can you tell if a piece of sterling silver is Sterling?

By turning the piece over and looking for these numbers and symbols, you can identify whether or not a piece is sterling silver, who made it, and when and where it was made. While these symbols may seem confusing, anyone with an interest in old silver can learn to decipher them. Look for the standard of purity mark, known as the “assayer’s mark.”

Do you have to mark sterling silver with a quality stamp?

IN SUMMARY Sterling silver must be at least 92.5% silver. US law does NOT require precious metal to be marked with a quality stamp. Some European countries do require marking. US law requires a maker’s mark in the form of a hallmark or registered trademark in addition to the quality mark if the goods are quality marked.