Handmade / Made to order . Set of two necklaces . 3 genuine herkimer diamonds choker is 15 inch long adjustable to 17 inch . Mermaid necklace is 17 inch long adjustable to 19 inch . Chains are Stainless steel . Nickel free / allergy free / do not change color . Genuine herkimers diamonds crystal quartz . Mermaid charm is antique silver plated . Tags : Boho , #bohemian , boho chic , #natural healing stones & crystals , gem , gems , #quartz , shinny , , sparkles , bling , mermaids / ariel / ocean / beach / boat / boating / marine / navy / surf / surfer / summer / diving / hippie / gypsie / gift /Stylish / magical , mystical , dainty , trendy , crystals / fairies / witch / gothic / goth / mermaid tail / silver color / #choker silver necklace