• Eco Friendly
  • Conflict Free Diamonds
  • Recycled Metals
• Engagement Rings
  • Where to Start
  • Questions to Ask Your Jeweler
  • How to Choose a Diamond
  • How to Choose Metal
• Custom Jewelry
  • Jewelry Care
  • The Advantage of Custom
  • The Custom Design Process
  • Policy
• Diamonds
  • What Makes a Good Diamond
  • Shapes
  • Cut
  • Clarity
  • Color
  • Carat
  • Certificate
  • Diamond Symmetry
  • Diamond Culet
  • Diamond Girdle
  • Diamond Polish
  • Diamond Sparkle
  • Triple Excellent Diamond
  • Diamond Grading Process
• Metals
  • Platinum
  • 18 Karat Gold
  • 14 Karat Gold
  • Silver
  • Palladium
  • Tungsten
  • Titanium
  • Cobalt
  • Yellow Gold
  • White Gold
  • Rose Gold
  • Gold Alloys
  • Mokume Gane
• Gemstones
  • Mohs Hardness Scale
  • Color
  • Clarity
  • Cut
  • Size
  • Birthstones
  • Lab Grown Color Gemstones
  • Precious Gemstones
  • Semi-Precious Gemstones
  • Lab Created
  • Simulant vs. Synthetic
  • Sapphires
  • Moissanite
  • Cubic Zirconia
• Glossary

GIA

g·​i·​a | ˈjē-ī-ā

noun

Acronym for the Gemological Institute of America

The Gemological Institute of America is a non-profit organization specializing in grading diamonds and gemstones. They are widely held as the premier laboratory for gemological grading.