9.41 Cabochon Star Sapphire Cocktail Ring PlatinumThis platinum cocktail ring features a 9. 41 carat round star sapphire in a bezel setting. The sapphire shows a periwinkle blue color and displays the six ray star effect that appears when light hits the stone's surface at the right angle. Star sapphires get their optical phenomenon from needle like inclusions of rutile that reflect light in a star pattern, and this effect shifts as you move your hand. The bezel has a brushed finish that contrasts