Birthstone Chart
What are the birthstones by month? January is garnet, February is amethyst, March is aquamarine, April is diamond, May is emerald, June is alexandrite,…
What are the birthstones by month? January is garnet, February is amethyst, March is aquamarine, April is diamond, May is emerald, June is alexandrite,…
How does a gem’s crystal system affect its properties? Consult our gem structure table to learn more about selected gemstones.
IGS Become Member