Links of London | Sterling Silver Effervescence Star Long Chain Necklace. The longer length of this beautiful Effervescence Star Long Chain gives it a stylish but delicate look, perfect for everyday wear. The multifunctional design means that it can also be worn as a multi-wrap bracelet or layered with similar styles for a fashion-forward look. 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.