Crown: The upper part of the diamond extending from the table to girdle.
Girdle: The outer most edge of the diamond which forms a band around the stone.
Pavilion: The bottom part of the diamond, below the girdle.
Culet: A tiny flat facet at the bottom of the a diamonds pavilion. It’s purpose is to protect the
tip of the pavilion from being chipped or damaged.
Depth: The total height of the diamond in millimeters from the culet to the table.
Diameter: The width of a polished stones that is measured from edge to edge.