2.66 carat Natural Teal SapphireTeal Sapphire Natural teal Sapphires. Octagon shape . Excellent cutting quality. teal sapphire shaped into an elegant Octagon cut, displays a mesmerizing greenish blue hue. natural Teal sapphire With its impressive clarity and vibrant color, this clean gemstone is an excellent choice for an engagement ring. Its unique color and shape add a touch of sophistication and individuality, making it a perfect symbol of your unique love story.