LINKS OF LONDON Effervescence Bubble Necklace. Iridescent Silver bubbles come together to form a tactile cluster and float along the chain to create accents of light on this delicate necklace. The Effervescence collection can be treasured by all women. It represents joy and celebration and will have a special bond with each woman who wears it. Dorothee Pugnet, Head of Women's Jewellery, Links of London..Fashion Necklaces Shop At House Of Fraser