Skin Discoloration by Gold and Other Jewelry Metals
Why your skin gets discolored by certain jewelry metals, and what you can do about it.
1 Minute Read
HomeLearning CenterJewelry and LapidaryJewelry MetalsSkin Discoloration by Gold and Other Jewelry Metals
Related Articles
Robert Casting Platinum
This is a quickie, the day the Kraft Masters were setting up Robert who is the plant manager at Precious...
Read More
What is Pewter?
The basics of pewter as a precious metal.
Read More
Relationship Between the Price of Gold and the Price of Your Jewelry
Understanding how the price of an underlying jewelry metal, such as gold, impacts the price of your finished jewelry.
Read More
Underkarating Fraud in the Jewelry Trade
Underkarating is a fraudulent practice whereby a jeweler represents a piece of jewelry or gold as containing more precious metal...
Read More
Latest Articles
Gemstone Orientation for Beginners
Choosing the best gemstone orientation for your rough takes skill and experience. Learn what factors you should take into account...
Read More
Amber Value, Price, and Jewelry Information
Amber is the hardened resin of ancient pine trees. This organic substance is most well-known for the incredible inclusions of...
Read More
Some Pointers on Selling Gemstones
What does it take to succeed at cutting and selling gemstones? Jeff Graham offers newcomers some advice on treating faceting...
Read More
Synthetic Aquamarines
Synthetic aquamarines are relatively rare, but gemologists may encounter them. Learn how these stones are made and how to distinguish...
Read More
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get Gemology Insights
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!