there''s seems to be a lot of emphasis on the right proportions - especially crown and pavilion angles to try to select a diamond that is brilliant.
But how much of a difference does symmetry make to its brilliance?
What you consider a stone with "very good" proportions but "good" or "fair" symmetry?
But how much of a difference does symmetry make to its brilliance?
What you consider a stone with "very good" proportions but "good" or "fair" symmetry?