Staying in gratitude is our biggest manifesting key. Half Moon shaped Peridot reminds us to see our cup is half full and that we are so lucky and blessed. Peridot is the stone of compassion, peace and creativity. White Agate is the stone of emtional balance and stability. A healing stone offering protection from the negative. .05 total carats of Diamonds are a symbol of power, courage and truth, attracting your highest manifestation. Actual horseshoe is .75"x.75", on a 20" rollo chain..