SEA-WORTHY. In ancient times, this blue-green stone was believed to protect sailors from ocean storms. Today, this exquisitely subtle gemstone is enjoyed as the birthstone for March, as well as a lovely marker for the 19th wedding anniversary. Today, many Metaphysical practitioners use the gem to inspire confidence, especially in public speaking. We’re not sure that it’s a cure for toothaches or any of the other Aquamarine lore, but we are certain that it will be an inspiring addition to your collection. Gemstone Details