14CT yellow gold Alfa tourmaline necklace14kt yellow gold hammered effect finish delicate chain gemstone pendant bezel setting round cut green tourmaline totalling 1 carat lobster claw fastening Your purchase will arrive with a gift box. Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non abrasive products specially meant for cleaning jewellery. Hallmarked in the United Kingdom at the London Assay Office.