The never-ending knot dates way back to the late Roman Empire. Probably even sooner. It can be found in several cultures within their art and architecture. I’m most familiar with it within the Irish, Scottish and Welsh culture. This pendant can be difficult to make but a couple well placed notches makes it possible.
Step 1: AutoCAD Jewelry Design
To begin I copied an image from an internet search and pasted it in AutoCAD. I placed 3 arcs right over the image and moved them off. With the help of the trim tool I cleaned it up to just the simple symbol. I used the rotate tool to move each arc back into a circular form. Finally, I marked the circle where the arcs break and overlap.