Colour: By leaps and bounds, the color of a yellow sapphire stone is perhaps the most quintessential attribute in determining its good quality. A par-great good quality yellow sapphire or Pukhraj stone need to exhibit a vivid, intense, and eye-satisfying yellow color. How to pick Most effective Yellow Sapphire? As https://www.tumblr.com/thegemjournal/759696203354128384/understanding-the-unique-characteristics-of-yellow?source=share