Links of London Effervescence Pearl White Earrings. These elegant Effervescence Pearl Earrings are everyday jewellery essentials and the perfect choice for a timeless, luxurious gift to be treasured and handed down from generation to generation. 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.