Ratio (L/W) and Girdle Ratio
Applicable to All
Ratio (L/W) and Girdle Ratio are different parameters, but generally have equal values.
Ratio (L/W) = Length / Width
Girdle Ratio = (Diameter perpendicular to Minimum Diameter) / Minimum Diameter
Read detailed description about Width, Length and Diameters for different cuts.
Corner Ratio
Applicable to:
 Step Cut
 Princess
 Cushion
 Radiant
 Square radiant
Corner Ratio = Diameter: Corner (Max) / Diameter: Corner (Min)
