Sapphires, known for their exquisite beauty, are among the most recognized and valuable gemstones. These stones exist in a wide range of stunning rainbow-like hues, such as elegant purple, sunny yellows, and lush greens. However, the most well-known color of sapphire stone  is the cobalt blue color. If you are unfamiliar or new to the gemstone world, you might think that sapphire has only now gained such popularity and attention. But that is far from the truth! This beauty in