What about Chronomage then?
This may help.
You could go with Tempus which is latin for time.
How about Warlock?
Psykeeper always sounded nice to me. A class FlyForFun used
How about Gravity Master or Gravitimancer.
Or Newton Mage.
Wow, lots of ideas! I'll review them.
I love Tempus!
I never did understand why Time Mages control Gravity? Time has nothing to do with gravity.
Separate names with a comma.