The Ram's head pendant is a very modern version of a western bolo tie. Using an actual ram's skull from an scientific data base, with "Fibonacci set" horns made in 3D Blender, given a voronoi structure. There are two rings built into the back for a leather, fabric, or metal necklace strap or cord (look at it in 3D). It is 46mm square. There is much more to see at:
www.briandrescher.com