Welcome to the Littman Jewelers Learning Center! Our Learning Center is full of information and guides on Diamonds and Jewelry. You will be able to find interesting facts as well as useful information; from "The 4 C's of Diamonds" to "How to Care for your Jewelry." Whether you would like to learn how diamonds are formed or would like to know what the birthstone is for a specific month, you can rest assured that all your questions are answered.

Diamond Guides & Information

• The 4 C's of Diamonds
• Popular Diamond Shapes
• Corporate Responsibility
• Understanding Diamond Total Weights

Other Guides & Information

• Diamond and Colored Gemstone Treatment and Care Guide
• Precious Metals
• Colored Gemstones
• Monthly Birthstones
• Pearl Jewelry
• How to Buy an Engagement Ring
• The Jewelry Gift Guide
• Caring for Watches
• The Responsible Jewelry Council
• Conflict Minerals Policy
• How to earn Fuel Points
• How to Find Your Ring Size