Costa Diadema

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  • Dining
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  • Cabin
  • Dining
  • Embarkation
  • Enrichment Activities
  • Entertainment
  • Fitness & Recreation
  • Public Rooms
  • Service
  • Shore Excursions
  • Value for Money


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  • 16+

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Recent Reviews

"A very big money making machine"

This ship spoilt cruising for me,it is too big, too crowded and to expensive, example a bottle of water 3.75 euro plus 15% tax,water is not available when the dining room closes so if you have medicat More…

"Think before you book a Costa cruise!"

I am an experienced cruiser,4 star Holland America and Platinum Cunard and I hated my first and only cruise with Costa. I hated it so much I packed my bags to leave the Diadema in Palma after 1 night More…

"Costa Disaster!"

We've been on cruises before and we were really looking forward to our holiday. I'm a food & travel writer & I travel a lot. No exaggeration, it's the worst holiday experience that I've ever More…

"Costa Diadema"

Just got back from our cruise on the diadema first and last time we will cruise with Costa. The ship was way to overcrowded not enough public areas to handle 4000+ passengers. At the buffet we had to More…


A group of 30 of us took Costa Diadema this summer and it was by far the worst cruise we have ever been on. We go on a cruise almost every year and this was our horrible experience... -Water glass More…