The Horns of AmmonThe horns of Ammon were curling ram horns, used as a symbol of the Egyptian deity Ammon(also spelled Amun or Amon) In today's world, the Ammon's Horn (also known as the hippocampus) is the anatomical name for the center of the human brain that controls memory and creativity. Each necklace is handmade using oxidised 925 Sterling silver and set with an ancient coin pendant, cast in solid brass and exquisitely detailed. Pendant size 9mm The adjustable