Construction is moving into the final stages for Costa Diadema, Costa Cruises’ new flagship due for delivery in November 2014. The 132,500-ton, 3,724-guest ship currently is under construction at Fincantieri’s Marghera shipyard near Venice. The flagship’s inaugural activities are scheduled to last throughout November, including the preview cruise Nov. 1, the christening event Nov. 7 and three inaugural cruises departing Nov. 8, 15 and 22.