The clarity grade of a stone indicates how many internal and external imperfections a diamond has. Clarity is graded based on six categories, each with their own subcategories: Flawless, Internally Flawless, Very Very Slight Inclusion, Very Slight Inclusion, Slight Inclusion and Inclusion.
The intensity of a diamond’s color is graded on a nine level scale: Faint, Very Light, Light, Fancy Light, Fancy, Fancy Dark, Fancy Intense, Fancy Deep, Fancy Vivid. Intensity is the first term in the diamond color (ex. fancy dark yellowish green).