There are currently 7 names in this directory beginning with the letter A.
AGS
AGS (The American Gem Society) is a leader in diamond grading and is the source of most third party lab grading reports.
Alloy
An alloy is a metal that's an ingredient in other metals. Copper and silver are both common alloys, they can change what colors the metal looks like and how durable it is..
Amethyst
This is a semi - precious purple stone. It is a type of quartz that comes in various colors making it an attractive rock for jewelry.