This beautiful loose gemstone is a natural Paraiba Chalcedony, perfect for any jewelry project. The round, polished shape measures between 5mm-20mm in diameter and has a stunning blue color that is sure to catch the eye. The gemstone's clarity grade is eye-clean and its cut grade is excellent, ensuring that the stone sparkles from every angle. The Paraiba Chalcedony is a unique gemstone, originating from Turkey and manufactured in India. It has not been enhanced or treated in any way and is completely natural. With its vintage-inspired look and excellent quality, this gemstone is perfect for any jewelry designer or collector.