Blue Zone Planet | 1 Carat Moissanite Teardrop Pendant Chain NecklaceDETAILS: Each moissanite jewelry above 0. 3 carat is accompanied by a Certificate of Authenticity and a Limited Warranty Card with Gemological Research Association (GRA). Picture style: Ghost mannequin Features: Moissanite Material: 925 sterling silver, moissanite Care: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide. Imported Product measurements: Chain length: 16 in Extension chain