Tourmaline Buying Guide
Known for stunning, saturated hues, tourmaline is a colorful and modern gemstone. Most tourmalines undergo heat and radiation treatments…
Lapis Lazuli Value, Price, and Jewelry Information
Lapis lazuli has been used since ancient times and remains popular today. This gemstone has been prized for its bright, blue color and used for inlay…
James Allen Review
Launched in 2006, online jewelry retailer James Allen is a disrupter in the diamond market that seeks to educate buyers on diamonds and colored…
Tourmaline Buying Guide
Known for stunning, saturated hues, tourmaline is a colorful and modern gemstone. Read about quality factors for this gem in our tourmaline buying…
Rubellite Tourmaline Value, Price, and Jewelry Information
Rubellites are tourmalines with reasonably saturated dark pink to red colors and medium to dark tones. They make excellent jewelry stones, and…
Garnet Engagement Rings
For thousands of years, garnets have symbolized love, life force, and victory — perfect associations for an engagement ring. This durable gemstone…
Paraíba Tourmaline Buying Guide
Paraíba’s neon blue hues stunned the gem world in the 1980s. Read about the quality factors for this striking gem in our paraíba tourmaline…
Tourmaline Engagement Rings: the Ultimate Guide
Thinking about a tourmaline engagement ring? Learn everything you need to know to buy your perfect gem, from hardness and durability to color.…
Sapphire Value, Price, and Jewelry Information
Few gems have held our attention over millennia as well as sapphire. The pure blue colors and excellent durability of this gem-quality member of…
IGS Become Member