Star Sapphire Ring size 6 Beautiful perfect star in this blue sapphire! Stone measures: height: 11 mm width: 8 mm Blue and violet sapphire is known to enhance insight and boost psychic abilities as well as mental agility.  This is a great stone for anyone requiring discipline and mental focus.  It is said that blue or violet sapphire helps activate the third eye and throat chakras, increasing insight, intuition and also helping to open up the throat for clear communication and expression. NaturalRockShop uses only halmarked 925 hypoallergenic sterling silver. Third Eye, Chakras, Blue Star Sapphire Ring, Star Sapphire Ring, Blue Star Sapphire, Star Sapphire, Star Ring, Blue Sapphire Rings, Sapphire Ring