The Rudraksha for Pisces is 5 Mukhi Rudraksha and the ruling planet is Jupiter.

The people of sun sign Pisces are trustworthy, emotional, lovable, artistic, and compassionate. They are imaginative and dreaming personalities. They are the most sensitive people and daydreaming people mostly. 

The 5 Mukhi Rudraksha showers Pisces people with peace and harmony, evocates and activities brainpower, brings solitude, increases wealth and health while activating the soul. It creates a practical world to get of dreaming. Thus, 5 Mukhi rudraksha is a good choice for Pisces people.