The Designer Yellow Gold Diamond Buttercup Necklace by London Road Jewellery. This 18 inch long, 9kt yellow gold chain is interspersed with 6 bright diamonds set in delicate buttercup shaped settings. This simple floral necklace is perfect for everyday. About The Designer: Led by brother and sister duo, London Road Jewellery creates highly wearable, gem-set fashion jewellery, named after renowned areas in London. London Road Jewellery makes their colourful jewellery using cutting edge techniques and traditional hand settings. To find out more about the designer, please visit London Road Jewellery.