Georg jensen watch concave georg jensen watch concave concave by swiss designer nicolas barth nussbaumer challenges the traditional design of the modern watch the dial and case are integrated to give the impression of a single form with its brushed steel sunray dial concave delivers an element of silversmithing to horology a flawlessly sculptural piece brought to life through masterful craftsmanship it is the ultimate expression of elegance and femininity firmly steeped in the pared do