Regalia (noun)

1. Items of clothing or jewelry worn or used by royalty or other high-ranking people on formal occasions.
2. The distinctive signs or symbols of an office or position of authority.

Origin:

From the latin word "regalis" meaning royal or belonging to a king.

Examples:

1. The queen's regalia included a crown, a scepter and a robe.
2. The Pope's regalia included a mitre, a ring and a staff.
3. The regalia of the knight included a helmet, a shield and a sword.
4. The regalia of the chief included a headdress, a necklace and a spear.
5. The regalia of the king included a crown, a sceptre and a robe of state.