6.70 Carat Blue MADAGASCAR Oval Sapphire AGL

This 6.70 carat sapphire is an oval-cut blue stone of Madagascar origin. The stone has been heat-treated, a standard practice for sapphires that improves color and clarity. It is certified by the American Gemological Laboratories (AGL) and is offered as a loose stone. The substantial carat weight and oval shape make it suitable for center stone use in jewelry design.