Necklaces / Pendants by Cara Tonkin The Icarus Pendant is made from gold vermeil and measures 6mm x 15mm on a 40cm/16” chain. Features Primary Material : Sterling silver/gold vermeil Length (inches) : 16 One of a Kind : No Hallmarked : No Cleaning InstructionsNever wear your gold vermeil jewellery in the shower or when swimming. Chlorine, especially at high temperatures, can permanently damage or discolour your gold vermeil jewellery.Gently clean your gold vermeil jewellery with a soft polishing cloth. Alernatively you can clean vermeil by using a lukewarm soapy mixture and a soft cloth. The soap you use should be a non oily, mild dishwashing liquid. Do not use the ones with oxides in them or is an anti-bacterial . After washing with the soft cloth and soapy water, you should rinse the piece and use another soft cloth to dry and polish it. Do not use a polishing agent, abrasive compounds or have gold vermeil jewellery machine polished as these processes will wear away at the layer of gold.As with all fine things in life, you should take care to protect your jewellery and always store in a jewellery box, taking care not to drop, or scratch.