Manually machined from a variety of materials and press fit with a ceramic ball in the tip for extended spin times and long wear.

Finished size is app. .5'-.550" diameter

v002 is Mokume over Copper stem
v003 is Mokume over Copper stem
v004 is Mokume over Stainless Steel stem (this one is challenging but awesome)

5 grams (you'll barely notice this guy in your pocket)

Easily achieve 2-5 minute spins on the right surface.  Not too shabby for a 5 gram top that you won't even notice in your pocket!