Find answers to all your questions about loose diamonds, sapphires, emeralds and rubies. Learn more about jewelry styles and trends and discover how to care for your collection. Discover the world of precious metals.

Diamond Education

Diamond Education
Diamond Education
Discover the world of loose diamonds, from cuts to clarity and carats to color. Learn how to choose the best diamond for you and how to care for your diamonds.






Gemstone Learning Center

Gemstone Learning Center
Gemstone Learning Center
Find out all about precious and semi-precious gemstones, including sapphires, emeralds, rubies and semi-precious gemstones.



Jewelry Guide

Jewelry Guide
Jewelry Guide
Learn everything you need to know, from how to buy an engagement ring to how to look after your jewelry. Understand jewelry jargon and read about the latest trends.






Precious Metals Center

Precious Metals Center
Precious Metals Center
What’s the difference between 14K and 18K gold? Why is platinum so special? What exactly is white gold?

All the answers and more in the precious metals center.