01: I began by creating a UV sphere and then changing the segments to 12 and the rings to 6. I then went into edit mode and B box selcte the top hald and deleted it and did the same to the bottom half of the sphere
02: In this step I added a solid modify which made the rest of the sphere look more thicker and solid than it did before. After that I added another modifyier called sub-division and changed the view to 3 and the render to 2 making a smooth ring.
Here is my final model: