What Is S925 Sterling Silver Jewelry ?

SPINNING S925 STERLING SILVER OPEN DOUBLE GEMSTONE RING

Today we are gonna go through  What Is S925 Sterling Silver Jewelry ?

We hope after you read,you will have better understanding of Silver Jewelry.

 

What Is S925 Sterling Silver Jewelry ?

There are two kinds of silver materials ,

PURE SILVER and FINE SILVER.

The difference between them is below.

PURE SILVER:The Silver content should not less than 990‰.

But PURE SILVER is too soft,it’s not suitable for jewelry making.

It mostly for making coins.

FINE SILVER:The Silver content should not less than 925‰.

We also call it 925 Silver or S925 Silver.

S925 Sterling Silver Jewelry usually made from 925‰ of silver and 75‰ extra metals.

After the jewelry made of S925 Silver been polished,

its gloss and beauty is far better than the PURE SILVER.

That’s why we use S925 SILVER for Jewelry designs and utensils.

With humidity and bisulphite or Hydrogen sulfide,

the silver can easily been oxidized.

Egg and Sulfur containing food even rubber objects can make Silver become dark.

The way we call the Silver been oxidized is mostly sulfide.

Human’s sweat contains a lot of sulfur with directly touch,

Your S925 Sterling Silver Jewelry will become dark real soon.

 

About Silver Stamp

 

Silver Stamp is based on Thousands of scores.

Pure Silver:The Silver content should not less than 990‰,

Stamp with “PURE SILVER” or exact content Mark.

925 Silver:The Silver content should not less than 925‰.

Stamp with “925 SILVER” or “S925 SILVER” Mark.

Now you know What Is S925 Sterling Silver Jewelry,

what about Other precious metals’ Stamps?

Let’s keep reading!

 

About Other precious metals Stamps

 

Pure Gold:The Gold content should not less than 990‰,

Stamp with “GOLD990” or “G990”.

Inlaid Metal:The Gold content should not less than 999‰,

Stamp with “GOLD999” or “G999”.

K Gold:The Gold content between 8K and 24k,1k=4.1666…%

Pure Platinum:The Platinum content should not less than 999‰.

Stamp with “PT990” Mark.

950 Platinum:The Platinum content should not less than 950‰.

Stamp with “PT950” Mark.

900 Platinum:The Platinum content should not less than 900‰.

Stamp with “PT900” Mark.

850 Platinum:The Platinum content should not less than 850‰.

Stamp with “PT850” Mark.

The Platinum always combined with its congeners Palladium.

For example PT900 means 900‰of Platinum and 100‰ of Palladium.

The Platinum content should above 85% in Platinum jewelry.

Gold Plated:With electrolyzation method,

to plate a very thin layer of Gold on Silver or Copper jewelry.

The Layer should not thinner than 0.05um. Stamp with “GP” or “KP”.

Gild:The technique is different form Gold Plated,and the component of god is much more.

But still a layer warped the Silver or Copper jewelry.

The layer of gold should more than10k,

the weight should no less than 1/20 of the jewelry.

Stamp with “KF”.

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