Diamond Grading
Full 4Cs assessment with a plotted clarity diagram. For loose,
natural D-to-Z color diamonds only, weighing 0.15 carats or more.
Diamond Studded Jewelry Analysis
Full 4Cs assessment with a plotted clarity diagram, geographic origin and AGL report number laser inscription.
Diamond Opinion
Professional Diamond Valuation & Opinion We have certified Diamond Graders & provide diamond valuation service for certified diamonds.
Gemstone Identification
Gemstone identification can involve many tests. These quizzes can help novice gemologists learn to pick the appropriate ones and identify gems.
Identification of Gemstone Treatment
Most of the world's diamonds and gemstones are already set into jewelry. AGL Labs expertise in the analysis and documentation of the Gemstones.
Identifying Origin of Gemstones
Some modern synthetic gemstones look more natural and are more difficult to identify, but an experienced gemologist can usually detect them.