Thereof, how would you describe the shape of a diamond?
A diamond is a two-dimensional flat quadrilateral with four closed straight sides. A diamond is also called a rhombus because it's sides are of equal measure and because the inside opposite angles are equal. Diamonds are also considered to be parallelograms because their opposite sides are parallel to each other.
Secondly, which diamond shape looks the biggest? Modern engagement rings are available in a wide variety of cuts, some of which enhance a diamond's glow, while others focus on the perceived size of the stone. While the round cut diamond is the most popular cut, elongated shapes like oval actually appear larger.
Hereof, what's harder than a diamond?
wurtzite boron nitride
What is the most expensive diamond shape?
round brilliant