Top, "royal blue" colored sapphire that has been certified unheated by the Emil Gem Lab, Bangkok. This beautiful, completely natural sapphire hails from the gem fields of Nivitigala, cut & polished in Ratnapura, Sri Lanka. If you like a rare, top "royal blue" color, of good ring size, very well cut & clean, here is a sapphire that fits the requirements. Sure to appreciate over time. Great price on this one.