When diamond engagement ring is cut too deep light leaks out the bottom, brilliance is lost, and the diamond dealers will appear to be dark.
Since earliest days, it had been possible to cut diamond wedding ring only by using other diamond dealers. Todays technology has altered this picture. Inclusions can be drilled with lasers. With the drilling of parallel holes, diamond dealers can be sawn in any direction with lasers.
Up to the fourth century, diamond stud was known only in it rough, or crystalline forms. It came in a variety of shapes, the most common being the octahedron. This was a crystal with eight faces, resembling two pyramids joined at their bases.