Quilting: Cut diamonds using triangle rule

http://bit.do/bZXAX Accuquilt: secret overstock sale.
Here is how I used a 60 degree pyramid (triangle) ruler to cut diamond shapes for quilting. Note- I say in the video the diamonds are parallelograms, and they are, but the shape I meant to say was rhombus. The 4 sides of the shape are all equal. Also, I don't think I mentioned, but I started with a 2 1/2" strip