Tommaso Design 14k White Gold Large Oval 12x10 3 Stone Trillion Setting Ring Metal: 14 kt White Gold. Dimensions: Width: 10.00 mm Length: 12.00 mm 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. CREATED SAPPHIRE: The Created 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. Additional Stones: (0.01 carat white-diamond, Shape: round-shape, Color: L-M, Clarity: I3, Creation: natural, Treatment: not-treated.)