Halcyon Days Ltd is a British business which holds all three Royal Warrants to the British Royal Household as Suppliers of objets d'art – one of only 14 businesses to hold all three. Specialists in English-made luxury goods, the business has two factories; one for enamelware in Wolverhampton and the other for English fine bone china in the heart of the pottery industry, Stoke-on-Trent. The company operates its primary retail store within The Royal Exchange in London and its head office and showroom in London's Knightsbridge.