Inspired by geometrical spirals and those found in nature like snail shells and ammonites. Dark grey/blue slate in a silver surround. Ammoni measures 45mm wide x 40mm high and weighs 17.3g. The brooch fastens with a sprung steel pin with safety catch. The reverse bears an official sterling hallmark. Ammoni is an absolute original one off design. Matching earrings available soon! Presented in a smart matt black box.