Very Unique and Natural Piece of Jewelry Comes with Natural Black Onyx and Crystal Quartz Gemstone Donuts Size: Crystal Quartz Gemstone: 20mm Black Onyx: 40mm Comes with Adjustable Necklace, Shortest: 17 inches, Longest: 24 inches  This Amulet Necklace is Very Cute, Special and Attractive. It comes with two Genuine and Natural Gemstone Crystal Donuts in Black Onyx and Crystal Quartz. This way, you get Double Lucky with Protection and Good Luck Powers. Metaphysical Properties of Black Onyx Gemstone stands for Spiritual Protection and Crystal Quartz stands for Protection against Evil Eye energies and forces. As well, Crystal Quartz activates and engages powers of other gemstones and crystals. This Amulet Necklace comes with Adjustable cord with natural wooden bead.   This Necklace may represent Ying Yang due to its Black and White Outlook and Natural, Good Luck and Protection Qualities of Gemstones.  GOOD LUCK and SPIRITUAL POWERS of BLACK ONYX GEMSTONE:  With its Powers Effective in all Chakras, Onyx is a Very Spiritual stone. Its primary function for spiritualists is as a grounding stone that strengthens the connection of the person with the Earth to provide guidance. It is used to end unhappy or bothersome Situations. Onyx is in tune with the Earths energies and balances Yin and Yang. It is grounding stone, Valuable in difficult or confusing times in our lives. Extremely helpful to people who are in the process of " letting go" or releasing the past attachments to "people , places and things. Absorbs and flattens emotional intensity. Helps to smooth out the "Roller Coaster Ride" of emotions. Black Onyx is a Tremendous Strength Provider, especially during times of extreme stress. Onyx is used to Deflect or Absorb the negativity of others, and in that way is a good stone for protection from negative forces and influences. Onyx at one time was more precious than gold, silver, or sapphire because people used it for Self Protection. Onyx Sharpens your senses.