Your preference in jewelry arises out of your need for the day:

Crown/headband: Intuition
Earring(s): Clarity of psychic hearing
Choker: Throat chakra, communication
Pendant/Pectoral/Long necklace:Heart chakra
Arm band: Strength, defense
Bracelet/Bangle: Action, aggression
Ring: Feeling chakra, plus further meanings depending on which fingers you place rings on