<p>The display case has end fittings (3) projecting towards an exterior and permitting fixation of decorative elements e.g. artificial flowers. A structure has half-hoops (1) including ends assembled respectively to two common arches (2). The half-hoops are assembled with each other to define a hemispherical segment, and the arches extend on an arc of 30 degrees. The structure includes applying units including a screw (6) fixed to the half-hoops and a threaded rod terminated by an application plate.</p>