Tommaso Design 7mm Round Genuine Black Sapphire Earrings Studs 14kt Gold This Classic creation is made by the renowned Tommaso Design Studio. Tommaso Design Studio, is a reputable American Family Business based in New York since 1986, uses the highest quality materials, and will proudly stand behind all of its products. BLACK SAPPHIRE: The Birthstone for September. Named From the Latin `sapphirus` meaning `blue`. A symbol for truth and sincerity, it inspires enlightenment, health and peace. Sapphire naturally occurs in many different colors. Width: 7.00 mm Length: 7.00 mm Additional Stones: