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 than it actually does.
1 Minute Read
Related Articles
Appraising Gems and Jewelry
Appraising gems and jewelry involves opinions of value based on knowledge and research. Learn what information gemologists should include on...
Read More
Risk Management and Gem Buying for Profit
You can’t eliminate all risks from gem investing, but understanding the risks you’ll face and your appetite for them will...
Read More
How to Establish a Network of Gem Trade Contacts
To make a profit investing in gems, you’ll need a network of gem trade contacts. Here’s some advice on how...
Read More
Gem and Jewelry Insurance Quotes: Four Money-Saving Questions
How can you get lower gem and jewelry insurance quotes? Asking a potential insurer these four questions could help lower...
Read More
Latest Articles
A Guide to Early Victorian Romantic Period Jewelry
The Romantic Period marked the start of the Victorian Era. Learn about the typical qualities of Romantic Period jewelry, including...
Read More
Malaya or Malaia Garnet Value, Price, and Jewelry Information
Malaia or malaya garnets are typically light to dark, slightly pinkish orange, reddish orange, or yellowish orange in color. This...
Read More
Choosing Your First Gemstones: A Rough Guide for Faceters
How should novice faceters choose their first gemstones? Learn which gem rough materials combine cutting ease, low cost, good size,...
Read More
Gemstone Coatings: CVD and More
Gemstone coatings are a simple way to enhance color and luster. Learn about commonly coated gems, different coating techniques, and...
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!