Following are a number of back-translations as well as a sample translation for translators of Isaiah 62:3:

• Kupsabiny: “You (sing.) shall be like a hat of rulership in the hands of God,
  a beautiful head cloth in the eyes of God.” (Source: Kupsabiny Back Translation)
• Newari: “You [will be] a crown of glory in the LORD’s hand
  and you will be the king’s crown in God’s hand.” (Source: Newari Back Translation)
• Hiligaynon: “You (sing.) will-be like a beautiful crown in the hand of the LORD your (sing.) God.” (Source: Hiligaynon Back Translation)