Oval cut tanzanites with brilliant cut A5 cz accents. Natural tanzanite (NOT lab created!). The band and setting are crafted from SOLID 925 sterling silver and engraved "S925". Guaranteed 100% genuine! Ring is adjustable between sizes 6-12. All photos show an actual ring for sale and are property of Penthouse Luxe Jewelry. Other listings/related: real genuine authentic certified 925 blue violet purple periwinkle bluish gem rock stone zoisite vanadium epidote mineral December month birthstone Sagittarius zodiac astrology good cut great quality engagement diamond 10k 14k 18k round circle accent stones necklace bracelet bangle aqua micro earring bands sky light rings stones crystal shiny sparkly square ice princess tear drop carat flower hoops sunflower daisy anniversary braided twist thin rose gold hoop thick cross rosary puzzle wave vintage style jewelry bridal gifts presents mothers valentines day birthday sapphire promise ring solitaire triple pearl blue zodiac fancy snake flower butterfly band wedding girlfriend mom sister wife size 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12