If the manufacturer does stamp the piece with metal content, they are required to place their trademark or the retailer’s trademark right next to the metal content stamp. Legally, this assures the consumer that the company making or selling the jewelry will stand behind the metal content they are identifying.

Who is JCM jewelry?

This is a brand page for the JCM trademark by JACMEL JEWELRY, INC. in LONG ISLAND CITY, NY, 11101. The description provided to the USPTO for JCM is Jewelry-Namely, Earrings, Rings, Pendants, Necklaces, Charms, Bracelets, Chains and Pins, Made in Whole or in Part of Precious Metals, Such as Gold and Silver.

Why does my earring have 925 stamped on it?

The 925 stamp indicates that the piece of jewelry you’re holding has been created with sterling silver. Sterling silver is an alloy that is made of 92.5% actual silver, with the rest of the metal made up of base metals like copper. So, as you can see: 925 silver is the same thing as sterling silver.

What does JMC mean on jewelry?

Possibly Jewelry Marketing Company (JMC).

What does DG mean on gold jewelry?

As far as “D.G.” goes, I would suspect that means “Diamond Graduate”, which might possibly be a graduate of the GIA diamond course.

What do the stamps on a piece of jewelry mean?

These stamps stand for sterling silver. This means the piece of jewelry should be 92.5% pure silver mixed with another metal, usually copper. Silver on its own is very soft and needs another metal added to make solid jewelry.

What does it mean when jewelry is stamped K?

This means no additives. While this is pure gold it is also very soft and tends to bend and scratch rather easily. This is one of the reasons it is rare to find jewelry that is pure gold. As a side note, palladium is added to gold to make white gold. Also, Karat is usually stamped k, K, or KT and is different from Carat.

What does it mean when a stamp says sterling silver?

The answer is this means that the base metal is sterling silver with gold plating. There is nothing wrong with this if you are wanting some jewelry made of high-quality metals at an affordable price. The issue will normally come down to was the person selling or gifting this item to you honest?

What does 750 on a jewelry stamp mean?

750 stamp on jewelry means 18k Gold 417, 585, or 750 – this is just another way of telling us the gold content. However, instead of referring to how many parts out of 24 are pure gold, this number is now out of 1,000. So for 10K gold jewelry, 417 out of 1,000 parts are pure gold.