The Made In Britain Necklace - Black Rhodium Plated Spiked Shield by Allumer. The Spiked Shield necklace is from the Made in Britain collection from Allumer. The pendant is made from black rhodium plating and is in a spiked shield shape, measuring at 10mm. It comes on a 50 cm long, colourful ball chain of your choice. Either wear the necklace alone or layer with other necklaces from the Made In Britain collection. About The Designer: Allumer is a London-based, award-winning jewellery brand. Natasha Leith-Smith, it’s founder and lead designer, draws inspiration from friendship, love, and light. Allumer means ‘to light up’ in French, and with their bright and colourful collections, they’ll bring light and sparkle into your life. To find out more about the designer please visit Allumer.