The Creative Grids Storm at Sea Ruler has all the measurements needed to cut all the pieces for the Storm at Sea block in the most popular size – 16″ x 16″.
The design is made up of 3 sections:
a centre design measuring 8″ x 8″
4 corner blocks of the same design measuring 4″ x 4″
4 side units each with a long diamond shape set in a rectangle measuring 4″ x 8″.

With illustrated step by step instructions