Jewelry] About Engraving

Hello everyone!

I recently took the jewelry coordinator certification test.

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What is the Jewelry Coordinator Certification?

(The Japan Jewelry Association established the jewelry coordinator certification system in 1997 as part of its efforts to improve the foundation of the jewelry industry. The textbooks and examinations for each level include elements necessary for those engaged in the jewelry industry, and the knowledge gained from the certification is useful not only for jewelry sales, but also for all types of jobs, including manufacturing and wholesale.
Approximately 9,500 jewelry coordinators nationwide serve as a bridge to consumers.

This is a long sentence,Jewelry and precious metals, customer service, coordinationJewelry-related matters such asThis is a study of the

I would like to explain about the engraving in this issue.

Engraving is applied to jewelry made of gold, silver, or platinum.

Example of ************* engraving: *************

Gold → K24 (999) , K18 (750) , K14 (595)

Silver → SV , SILVER, STERLING SILVER

Platinum → Pm, Pt, Pt900 ,Pt850

*******************************

It mainly shows the purity of the main precious metals, which is like a proof of jewelry.

At Adan, we mainly use K18 and Pt900 to make our jewelry.

If the jewelry is engraved like this.

Chain breakage and ring resizing are available.

However, those without engravings or engravings such as GP, GF, and PTP are plated,

We are unable to repair it because it turns black when heated.

The P in GP is plated, i.e. GP is gold plated and PTP is platinum plated.

Plating is a process in which only the surface is made of precious metals, while the interior is composed of inexpensive metals.

Incidentally, the "F" in GF stands for "filled" and refers to upholstered products.

Please note that we cannot repair plated accessory materials,

If you are not sure if it can be repaired! If you have any items that you are not sure if we can repair, please contact us.

We look forward to hearing from you!

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