Napoleon III sideboard made with Boulle technique on blackened pear wood, topped with the original gray-veined Carrara marble. Decorated with gilded bronze and chiseled brass inlays featuring foliage, flowers, ribbons, and garlands. The central framed door showcases a brass design of a vase surrounded by acanthus leaves, ribbons, and floral garlands, bordered by brass inlays and a scalloped bronze arch. It includes an ornate key and original working lock.

The sides feature gilded bronze accents, with gadrooned bronze rods at the base and scrolled feet. A floral frieze with brass inlays decorates the upper section, topped by marble framed in bronze ingot molds. The mahogany interior offers two adjustable shelves.