About Diamond Shapes
It all depends on the shape in the rough diamond form, the question you need to ask yourself is what would be the best recovery weight for highest profit margin. In our opinion that would be the shape to manufacture. In most cases it would be a round cut brilliant with 57 facets. 
In our opinion it is a Round Brilliant cut diamond. With 57 facets. Other popular diamond shapes are the Princess Cut diamonds which are square shaped diamonds mainly cut and polished from a crystal shape rough diamond. However everyone has there own unique preferences. 
Rough Diamonds are cut and polished into very specific shapes. There are common shapes that are found throughout the world. Master diamond cutters will polish the diamonds to bring out the best qualities taking the inclusions into account.
