Made from die-cast aluminium or bronze, with an antique-style patina and ridged exterior, the Unterlinden lamps sit on tall, slender stems and circular bases.
Herzog & de Meuron also used both pendant and table versions of the lamp for the interiors of another recent architectural project, the Feltrinelli Porta Volta offices in Milan.
The Swiss firm is a perennial favourite with Dezeen readers, taking third place in Dezeen Hot List, just behind Zaha Hadid Architects and Bjarke Ingels Group.
It completed the much-anticipated Tate Modern Switch House extension in 2016, and recently revealed images of its concrete-heavy interiors for New York's 56 Leonard "Jenga" Tower.
The firm often creates design objects as part of its architectural projects, going so far as to launch its own online store in 2016 to sell furniture and homeware.
Milan design week saw the launch of several new lighting collections, including a chain-like pendant by New Zealand brand Resident, which was made of separate LED-rimmed rings that connect together.
Italian duo Formafantasma put a sculptural spin on the power cable, turning it into a structural part of its Wire Ring lighting, while the newly established Child Studio made globe-like lamps that appeared as if frozen precariously in place.