Answer:
I have a ring but no fingers. I used to stay still all the time but nowadays I follow you around.
You turn me over after you have travelled far.
I have an eye, but I can't see. I usually have to work with something in my eye. What am I?
Although glory but not at my best. Power will fall to me when the man who made me dies.
I have a neck but no head. I have a body but no arm. I have a bottom but no leg. What am I?
No matter how little or how much you use me, you change me every month.