Diamond Design | Diaper Design April 25, 2015 Md Sohanur Rahman Sobuj 8.59K Fabric Engineering Diamond design is constructed on the principle of zig-zag twill.Pointed draft is used to make diamond design.Diaper design is constructed on the principle of herringbone twill.Straight or broken draft is used to make diamond design. Read more The Ultimate Guide to Types of Denim Fabric: From Raw to Stretch