Color is described using three attributes:
  • hue (the appearance of red, blue, green, or anything in between),
  • tone (the relative lightness or darkness of a color)
  • saturation (the relative strength or weakness of a color
​The color appearance of a gem is the result of a combination of these three attributes.
​​​Some diamonds contain mix of colors which can increase or decrease the diamond's value.
Pink, purple and their hue

Blue color and its hue

Green color and its hue

Yellow color and its hue
Orange color and its hue