Diamond Grades Explained
Diamond colours are graded from D to Z, ranging from Colourless towards Yellow. Colours D to G are desirable as they are the clearest. Pure yellow diamonds are regarded as Fancy and are also desirable.
Diamond clarity is graded from Flawless to Included. Inclusions are defects within the diamond which effect it's value. It is worth noting that not all inclusions are visible to the naked eye.
F, IF, (Flawless, Internally Flawless) - No inclusions.
VVS1-2, (Very, Very Slightly Included) - Inclusions, but only visible under magnification.
VS1-2, (Very Slightly Included) - Inclusions, but only visible under magnification.
Si1-2, (Slightly Included) - Inclusions are barely visible with the naked eye.
I1-2, (Included) - Inclusions are visible to the naked eye.