Gorgeous Natural Thai Blue Star Sapphire and Natural White Zircon Halo Style Ring. Set In 925 Sterling Silver. Features: ~Size: 7. ~1.50 ctw Round Shaped Cabochon Cut Natural Thai Blue Star Sapphire Center Gemstone In A Classic 4 Prong Setting. ~0.60 cttw Round Natural White Zircon Prong Set. ~925 Solid Sterling Silver. ~Comfort Style Band. ♡New Comes Boxed♡ ☆Fun Facts☆ Thai Blue Star Sapphire: A member of the corundum family. Blue Star Sapphire is a variety of sapphire that displays a six-pointed star pattern radiating from the inky depths of the stone. This variety of sapphire gemstone is carved in a round or oval cabochon cut to accentuate its shining asterism properties. This Thai Blue Star Sapphire was sourced from the Kanchanaburi mines of Thailand. This mine produces some of the most prized and magnificent sapphires in the world. Ranks 9 on the Mohs hardness scale. Birthstone for September & traditional gift for 5th and 45th wedding anniversaries. Check Out My Other Listing! Emerald, Engagement, Diamond, Wedding, Gifts, Bracelet, Jewelry, Womens, Ruby, Sapphire, Rare Gemstones, Green, Pink, Amethyst, Purple, Mens, Shungite, Black, Gold, Topaz, Pearl, Rings, Silver, Pink Gold, Unisex, Brown, Opal, Fire Opal, Orange, Red, Yellow, Anniversary, Birthday, Blue, Semi Precious, Genuine, Necklace, Earrings, White, Rose Gold, 18kt, 14kt, 925, Sterling Silver, Crystal, Beryl, Earth Mined, Natural, Moissanite.