Its red and green colors were similar to the national military colors of imperial Russia. Alexandrite was initially ... pearl is June's second birthstone. Natural pearls are produced by mollusks.

1. Alexandrite The remarkable gemstone alexinite is renowned for its color-changing properties in response to light. under natural light, it seems green, but under artificial light, it turns reddish.

It is often described as “emerald by day, ruby by night” because of its change in hue from green ... alexandrite ring on May 12 in Geneva A Hirsh London alexandrite ring Top-quality natural ...