Perfect sphere.

In the Xara3D Design Gallery is Ball x 1. It is almost a perfect sphere. I have been trying, to no avail, to make my own perfect sphere. I started with a period (text) and could not get rid of one flat side. How were these designs made originally and how can we get closer to a perfect sphere than my attempt?

Almost:

Ahhhhhh, I see you TYPED IN 999 in the bevel depth since 200 was as far as it would go without typing. Very helpful to know that can be done, thanks Intbel. :)