Sapphire, which is the birthstone of September, is one of the most popular precious gemstones found in jewelry today, and blue is the best know hue. Natural untreated sapphire occurs in virtually every spectral color such as yellow, pink and a rare pinkish-orange color which is known as Padparadscha, and is even more valued then...
Natural Untreated Star Sapphires and Star Sapphire Jewelry
Published on August 27, 2008









