Diamond cut
WIKIMEDIA DISAMBIGUATION PAGE
Emerald cut; Diamond cuts; Rose cut; Cut diamonds; Old-mine cut; Navette; Baguette cut; Pear Cut Diamond; Oval Cut Diamond; Girdle (gemstone); Radiant cut; Radiant Cut; Marquise Cut Diamond; Marquise Diamond; Pear Diamond; Oval Diamond
A diamond cut is a style or design guide used when shaping a diamond for polishing such as the brilliant cut. Cut does not refer to shape (pear, oval), but the symmetry, proportioning and polish of a diamond.