De Sede DS11 modular sofa in brown leather, Switzerland, 1970, 4 modules. Sectional De Sede DS-11 sofa, manufactured in 1975 in Switzerland. This patchwork modular sofa consists of 4 sections. The patchwork seats give a sophisticated and cozy appearance to this sofa. The cushions are upholstered with the original patinated leather. Different settings are possible, Condition: In good vintage condition. Nice patina. Signs of use. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution