Sapphire Birthstone The blue stone! Even though the sapphire can be found in many colors, September's birthstone is mostly known for its royal blue color. Admired since ancient times, it is believed to protect people from harm. An elegant pendant for you who are born in September. The sapphire is associated with loyalty and nobility. A dreamy necklace that you may enjoy every day! A gold pair of threader earrings, light and chic! Many believe that the sapphire is associated with self-discipline and focus of the mind. It represents wisdom. Simple and sophisticated, a thoughtful gift. Everyone deserves a little treat once in a while!