The best dimensions for a 0.5-carat Asscher cut diamond generally contain a balanced mixture of period, width, and depth to maximize the stone's brilliance and visual appeal. at the same time as specific measurements may additionally vary slightly, a properly-proportioned Asscher reduce diamond of this size regularly has dimensions in the variety of approximately 4.25 to 5.25 millimeters in width and length, with a intensity starting from 60% to 70% of the width