Symbol 3322 from ISO 7000 - Title/Meaning: Progress toward completion, 100% complete Function/description: To indicate that the process is 100% complete.
pay attention to orientation of symbolAdditional information: 
The lines in each quadrant may be replaced with appropriate fill-in colours or progressively darker grey scale in each successive quadrant completed.
Own work using: iso.org/obp/graphics/grs/719d4d3c-d608-44c2-af10-50c9ea4e23b3 200.png
Vectorization:  Mrmw