MADE TO ORDER . Handmade . Herkimer diamond & iridescent abalone shell up side down moon double layer necklace . Chains are Stainless steel . First layer is 15 inch and second is 17 inch ( it has a 2 inch extention in the back as well to adjust longer if needed ) ( If you need a different size lenght let me know before purchase and i could adjust ) Genuine herkimer diamond ✨ And genuine blue green abalone shell crecent moon cham . Tags : shinny , sparkly , gem , gems , gemstones , diamonds , natural healing stones and crystals , quartz , boho , bohemian , boho chic , horns , crecent moon , lunula , moon child , moon phase , goth , gothic , celt , celtic , viking , mermaids / ariel / puka / ocean / beach / boat / boating / marine / navy / surf / surfer / summer / mother of pearls / shells / pearls / diving / hippie / gypsie / gift / Stylish / dainty , trendy , pendant / crystals / fairie / silver color /