KOLLER VIEW 4/23

1 J esús Rafael Soto (1923–2005). Trois cercles noirs. 1996. Mixed media. 85.5 × 102 × 16.5 cm. Estimate: CHF 100 000/200 000 2 Weiwei (1957). Surveillance Camera and Plinth. 2015. Marble. 15/17. 118 × 51.5 × 52 cm. Estimate: CHF 150 000/250 000 3 J annis Kounellis (1936–2017). Untitled. 1989. Charcoal and lead on iron. 201 × 181 cm. Estimate: CHF 180 000/280 000 © 2023, ProLitteris, Zurich 3