A rare 1960s “Diaframma” wall lamp by the visionary trio Gianemilio, Piero & Anna Monti (G.P.A. Monti) for Fontana Arte, where technical ingenuity meets pure design. Crafted in chromed brass with a satin acid-etched glass diffuser, this mid-century adjustable light echoes the mechanism of a camera diaphragm, shaping illumination with sculptural precision. A defining work of Italian Modernism, the Diaframma sconce rises above trends, offering a highly collectible and architecturally refined presence for the discerning eye.