September Birthstone - Sapphire

Sincerity, faithfulness, and nobility have all been associated with the September birthstone. Sapphire has been worn by royalty for centuries. Blue sapphires were thought to safeguard their wearers from harm and jealousy by the elites of ancient Greece and Rome.

Fun fact: The ancient Persians thought that the earth rested on a massive sapphire, which caused the sky to be blue.

via Insider

In 1981, Prince Charles of the United Kingdom presented Lady Diana Spencer with a blue sapphire engagement ring, marking their relationship. Up until today, the iconic ring worn by late Princess Diana is such a bridge between contemporary events, historical events, and fairy tales. The heirloom sapphire engagement ring, given to Kate Middleton on her engagement to Prince William, is the most recognized in the world. Sapphires has been associated with royalty and passion for generations.


The term sapphire usually refers to the blue variety of corundum (ruby is the red variety). Sapphires have been long associated with royalty and romance and are also said to symbolize loyalty and the passion. “Sapphire” comes from the Greek word sappheiros and blue sapphire is one of the most popular coloured stones.

Sapphire colours

Sapphires come in a wide range of colours and variations, and can be found in almost every colour of the rainbow. Blue sapphire belongs to the mineral species corundum. It can be a pure blue but ranges from greenish blue to violets blue. The name “sapphire” can also apply to any corundum that’s not red. A red corundum is known as ruby.

Fancy sapphires are less common than blue sapphires, and some colours are hard to come by, especially in small or big proportions. Fancy sapphires, on the other hand - provide a rainbow of possibilities for those who enjoy the romance associated with this gem but still desire something unique.


On the Mohs scale, the September birthstone is a 9 on the hardness scale. It's tough as nails and doesn't cleave, which means it won't break if you hit it. This makes it an excellent choice for rings and other mountings to be worn on a daily basis.


Cleaning the September birthstone with warm, soapy water is always a safe bet. Untreated, heat-treated, and lattice diffusion–treated stones are usually safe for ultrasonic and steam cleaners.

Allow us to assist you in selecting a beautiful September birthstone for yourself or your loved one. Please visit for our sapphire selection, or contact your personal jewel consultant at your nearest showroom for more information.