Large vintage natural sea urchin test on wooden base cabinet of curiosities Antique coral

Magnificent old large sea urchin test mounted on a turned wooden base Napoleon III, late 19th early 20th century. The sea urchin test is weighted with plaster, it is very solid. Ideal for a cabinet of curiosities or contemporary decoration. Very good condition, look at the photos. Height: 14 cm - 5.6 inches. Height of the foot: 8 cm - 3.1 inches. Diameter of the test: 10 cm - 4 inches. Base diameter: 6 cm - 2.4 inches. Weight: 450 grams.