Sapphire is the most popular member of the gemstone species corundum and is available in a rainbow of exciting “fancy” colors such as teal! These unique sapphires blend blue and green hues, resulting in trendy shades of teal ranging from strongly bluish green to strongly greenish blue in light to dark tones. These très chic sapphires are available in a variety of shapes and sizes. Sapphires are very durable, making them a perfect alternative to diamonds for engagement rings. Sapphire is the birthstone for those born in September and is designated for the 5th and 45th wedding anniversaries.