Costa Diadema

Common card · No. 463473

Costa Diadema is a Dream-class cruise ship owned by Carnival Corporation and operated by Costa Cruises. The ship was ordered in October 2012 and was delivered to Costa on 25 October 2014. At her time of delivery, Costa Diadema was the largest vessel to fly an Italian flag and was Costa's largest vessel at the time; she was formerly Costa Crociere's flagship being replaced by Costa Toscana in 2022.