Learn all about sapphires, emeralds, rubies and semi-precious gemstones. Discover interesting facts about your favorite gemstones, and learn all about gemstone cuts, clarity, color and more.
Sapphire Facts
Where do sapphires come from? How did they get their name? What colors are available?
Emerald Facts
How hard are emeralds? Which month is emerald birthstone month? What shades do they come in?
Gemstone Color
Learn about the range of gemstone colors. Find out the difference between hue, tone and saturation.
Birthstones Guide
A brief guide that covers each month and the stone traditionally associated with it.
Gemstone Enhancements
Find out about the enhancements and treatments accepted as standard practice by the jewelry industry.
