What is the 'culet' of a diamond?

What is the 'culet' of a diamond?

John Cordova (Vice President of Human Resources, Robbins Bros.) gives expert video advice on: What is the 'girdle' of a diamond?; What is the 'crown' of a diamond?; What is the 'pavilion' of a diamond? and more...

The culet in a diamond is the point at the very bottom. In some diamonds that point is actually a facet, and in other diamonds it comes to an exact point. The ideal culet is no culet at all.