Wedding ring whether worn in the left hand or the right hand is OK, mainly according to personal preferences and habits, but generally will be worn on the ring finger, indicating the married state. And because in daily life, most people are used to doing things with their right hand, in order to facilitate and reduce wear, most people will wear the wedding ring on the left ring finger.
In the traditional saying, there is a "male left and female right" said, that is to say, in the jewelry worn on the left hand generally men will wear on the right hand, women will wear on the right hand. But in real life, wearing jewelry, including wedding rings is not so many rules, the wearer can completely wear according to their own habits and preferences.
Second, the meaning of wearing rings on each finger
Index finger: indicates that you are currently single and pursuing yourself.
Middle finger: indicates being in love or engaged or used as decoration.