Blue Sapphire, September birthstone poem and fun facts

♡ Fun facts about Blue Sapphire you might like to know:

1. The blue sapphire is the most sought after of the blue stones. 
2. Its most popular color is medium dark or celestial deep blue.
3. It is one of only four gemstones classified as precious gemstones - diamond, ruby, emerald and sapphire.
4. It is believed to bring joy and beauty, a sense of inner peace, and protection from envy and harm.