Circolo 1901 is an Italian fashion brand that is known for its high-quality clothing and accessories. The brand was founded in 1901 by Guglielmo Marengo and is based in Italy. Circolo 1901 is known for its classic and sophisticated style, and its products are often associated with elegance and refinement. The brand has a strong presence in the fashion industry and is recognized as a leader in the field of high-end fashion.