Timepiece with a double-sided display

A timepiece with a double-sided display, comprising a structure carrying at least one movement, and comprising, on a first side of said structure, first display means, and, on a second side of said structure opposite to said first side, second display means, and comprising at least a first integral pair of display members comprising, coaxial on a first common axis and integral with a first common arbor, on said first side, a first display member comprised in said first display means, and, on said second side, a second display member comprised in said second display means, wherein the centre of mass of said first display member and the centre of mass of said second display member are, in projection on a plane perpendicular to said first common axis, aligned with the projection of said first common axis on said perpendicular plane or coincident therewith, wherein said first display member and/or said second display member is arranged for the display of a visual animation, and is movable above a back, and is also movable, either above a mask partially but not completely covering said back revealing a visible area contiguous with a hidden area, wherein said back is invisible to the user of said timepiece, or between said back and said mask moving above said visible area or said hidden area, depending on the angular position thereof with respect to said common axis.