431 This extra sharp collar necklace is made of three large pentagons, layered with a mix of metal finishes, including a subtle but fun glitter. It's perfect for days when there's no break between work hours and cocktail hour. Segmented collar necklace. Three layered pentagon charms. Metal and glitter mix. Lobster clasp, 18 1/2" long. Base metal. Lead and nickel free. Imported.