I made this pen as a prototype for a series I hope to make. The next version I am going to make a collection of 25 or 50 pens in sterling silver, ebonite, and one type of wood per pen.
This pen is make from Leopardwood and Blackwood and the ends are coral. The trim and 112 dots are made from Brass. The clip is low brass and is enameled. The last photo shows the brass compass inset into the finial.
Here it is: