GIA4742959 Bucentaur (BUCENTORO), a venitian ceremonial galere used every year by the Doge of Venice on Ascension Day. He threw a gold ring into the sea on that occasion, symbolizing his marriages with the sea. 1719. by Italian School, (18th century); Private Collection; (add.info.: Bucentaur (BUCENTORO), a venitian ceremonial galere used every year by the Doge of Venice on Ascension Day. He threw a gold ring into the sea on that occasion, symbolizing his marriages with the sea. 1719.); by Giancarlo Costa.