The Moon. A symbol with many different meanings. It is light in the darkness; an example of continuous regeneration; a representation of feminine power (and masculine in other cultures). Measure of time, symbol of Islamism, and also of beauty and purity… It is also related to madness, lycanthropy, the dark side of life, the door to hell...
In the past, owning a horse was a symbol of prosperity, and the horseshoe was seen as a luxury, as it required a great expense. Since then, it has been believed that finding a horseshoe is a good omen that brings happiness. Later, horseshoes were found hanging from doors, in order to attract good luck. Carrying a horseshoe helps in obtaining good luck and happiness.
Star of David or Seal of Solomon. Possibly a symbol of Pythagorean origin. It is formed by two opposing equilateral triangles, one inside of the other. It represents the universal balance between opposites.
The Mano Fico, also called Figa, higa or Powerful Hand. Its form is that of a closed hand, showing the thumb between the index and middle fingers, indicating contempt and protection from impending evil. An amulet used to ward off the evil eye, it is also used against envy and jealousy and to protect against disease. In ancient times, mothers used to place the Higa (made from jet) beside new-borns. Originally from the Iberian peninsula, it eventually spread to different parts of the world under different names.
The tusk represents human strength, and the ancestral connection with the animal's spirits, those who the humans, in the cradle of civilization, had to face to survive. The tusk of the defeated animal was worn, so its spirit was now at the service of the man.
Carrying it in the neck symbolizes the ability to overcome adversaries, and the men's power to prevail in any situation. It's believed that it makes the inner strength arise, that connects us with elder powers and makes us invincible. It also increases the sexual appeal.