MAEN and Nico Leonard reveal the Grand Tonneau Ultra-Thin, a new integrated tonneau watch that brings a sharper, more design-led expression to MAEN’s Grand Tonneau collection. Conceived and led by Nico Leonard, the watch combines a 6.4mm ultra-thin case, a Swiss-made La Joux-Perret D101 manual-winding movement, and four enamel-coated fumé dial options in a silhouette inspired by the bold integrated forms of 1970s watch design.   This latest release follows last year’s award-w