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Costa Diadema

Costa Diadema

Ship Rating: Cruise Ship Rating
  • Overview
  • Cruise Deals
  • Destinations
  • Accommodations
  • Deck Plans
  • Photos
Launched November of 2014, Costa Diadema, is the new crown jewel of the Costa Cruises fleet. Weighing in at 132,500 tons, Costa Diadema is the largest ship to sail for the Italian cruise line. Itineraries for the inaugural year are the Western Mediterranean departing from Barcelona, Rome, and Savona. Costa Diadema takes the Costa tradition of fine food and service and bring it to a whole new grand level.

One of the main highlights of Costa Diadema is the largest in fleet Samsara Spa. Measuring at 7,800 square meters and spanning four floors, guests are able to enjoy the pampering and relaxation of one of the finest spas at sea. Areas of the Samsara Spa include a gym, thalassotherapy pool, sauna, and steam room. To go along with the Samsara Spa, Costa Diadema features Samsara staterooms. These staterooms feature exclusive in-room spa amenities and special access to the Samsara spa.

Costa Diadema features 7 restaurants and 15 bars for guests to enjoy in all of the finest foods, ales, wines, and spirits in the Mediterranean. 4 dining venues are for fee and reservation only, but guests staying in Samsara staterooms will get complimentary access to Samsara Restaurant.

There are numerous entertainment options onboard Costa Diadema. These include a Grand Prix Simulator, Squok Club, Disco, Country Rock Club, 4D Cinema, three-story theatre, and even a two-story game area featuring laser-tag and many video games. For aquatics, guests can choose from 8 hot tubs and 3 pools, one of which has a retractable roof which allows for swimming all year-round.

Costa Diadema Facts

Ship Class: Dream Class
Inaugural Year: 2014
Tonnage (GRT): 132,500
Country of Registration:
Guest Occupancy: 3,724
Crew: 1,367
Length: 1,004 ft
Beam: 158 ft
Passenger Decks: 14
Cruising Speed: 22.5 knots

Staterooms
Total: 1,862
Suites, with balcony: 64
Suites, without balcony: 0
Ocean View, with balcony: 756
Ocean View, without balcony: 346
Inside: 696

Accessible Staterooms: 21

Dining Type: Assigned

Casino: Yes

*Based on double occupancy
Ship Highlights

Samsara Spa
While on a Costa Diadema cruise, guests have the opportunity to indulge by enjoying the services of the ship's luxurious (7,800 square meter) Samsara Spa. Possible treatments at this four-level wellness centre include massages, facials and body wraps. Also in this area of the ship is a sauna, Turkish bath, UVA-ray solarium, beauty salon and fitness center.

Duse Theatre
This three-level 4D cinema is where a variety of entertaining shows can be enjoyed by guests on each day of a Costa Diadema cruise. Just some of the types of performances that might occur include singers, dancers, acrobats, magicians, comedians and even 4D movies.

Gaius Casino
While on a Costa Diadema cruise, guests that want to try their luck are often found at the ship's large casino. Among the games available at this venue are Blackjack, Poker, Roulette, Craps, and a variety of slot machines.

Costa Diadema Cruise Deals

Check out the cruise deals that we have available on Costa Diadema cruises:
Low Price Guarantee on all Cruises

Huge Discounts on all Costa Diadema Cruises!

Book any Costa Diadema cruise with us and you'll get a heavily discounted price, regardless of the ship or sail date! Because of our "Low Price Guarantee," nobody beats our Costa Diadema prices, so look around and you're sure to find the best Costa Diadema cruise deal possible when booking with us!
No Booking Fees

No Booking Fees!

We do not charge booking fees on any cruises! You're sure to enjoy an affordable Costa Diadema cruise when booking with us!
Our special offers on Costa Diadema cruises may not be combinable. Certain restrictions apply to each offer. View terms and conditions during the online booking process.
Click a price below to view the Costa Diadema cruises during that month in that destination.
Use our Advanced Search if you'd like more search options.
Pricing listed above is per person, based on double occupancy in the least expensive accommodations available, are subject to change, may not reflect the most recent pricing, and get updated daily at 4:00 am. Prices don't reflect discounts and special promotions that you may qualify for. Go to Step 3 of the online booking process to view the live pricing and latest sales. Government taxes and fees are additional (viewable on Step 5).
Jump to: Suites - Balconies - Oceanviews - Insides
Suites top
Costa suite amenities include services of a concierge, a bottle of sparkling wine, cold canapes, daily fresh fruit basket, pillow menu, complimentary use of bathrobe and slippers, invitation to VIP cocktail party, priority disembarkation and more.
Samsara Grand Suite with Balcony and Whirlpool Samsara Grand Suite with Balcony and Whirlpool (Category SG)
Located on: Timur Deck

These Samsara Grand suites have two lower beds that may convert to a queen bed, floor-to-ceiling windows that open to a private veranda, sitting area, whirlpool bath, private bathroom with shower, satellite TV, mini-bar, safe deposit box, air-conditioning, telephone, and hairdryer. Samsara amenities include unlimited access to the spa and thalassotherapy pool, upgraded bath amenities, tea ceremony in the Spa, two sessions in the Relaxation Area, Samsara Restaurant, and private consultation to develop the program best suited to your needs.
Samsara Suite with Balcony and Whirlpool Samsara Suite with Balcony and Whirlpool (Category SV)
Located on: Timur and Stella d'Africa Decks

These Samsara suites have two lower beds that may convert to a queen bed, floor-to-ceiling windows that open to a private veranda, sitting area, whirlpool bath, private bathroom with shower, satellite TV, mini-bar, safe deposit box, air-conditioning, telephone, and hairdryer. Samsara amenities include unlimited access to the spa and thalassotherapy pool, upgraded bath amenities, tea ceremony in the Spa, two sessions in the Relaxation Area, Samsara Restaurant, and private consultation to develop the program best suited to your needs.
Grand Suite with Balcony Grand Suite with Balcony (Category GS)
Located on: Conde Deck

These spacious suites have floor-to-ceiling windows that open to a large private veranda, two twin beds that convert to a queen, a sitting area with sofa bed, bathroom with whirlpool bath, shower, air-conditioning, telephone, satellite television, hairdryer, safe deposit box, and minibar.
Suite with Oceanview Balcony Suite with Oceanview Balcony (Category S)
Located on: Conde and Bizantino Decks

These accommodations have two twin beds that may convert to a queen, floor-to-ceiling windows that open to a private veranda, a sitting area with single sofa bed, bathroom with whirlpool bath, shower, telephone, satellite TV, air-conditioning, hairdryer, safe deposit box, and minibar.
Mini Suite with Balcony Mini Suite with Balcony (Category MS)
Located on: Braganza, Conde, Star of India, Bizantino and Hortensia Decks

These mini suites have two twin beds that may convert to a queen, floor-to-ceiling windows that open to a private veranda, a sitting area with single sofa bed, bathroom with whirlpool bath, shower, telephone, satellite TV, air-conditioning, hairdryer, safe deposit box, and minibar.
Balconies top
Samsara Oceanview with Balcony Samsara Oceanview with Balcony (Category SB)
Located on: Timur and Stella d'Africa Decks

Samsara Oceanview with Balcony staterooms occupy a privileged position by the Samsara Spa and have two lower beds which may convert to a queen bed, floor-to-ceiling windows that open to a private veranda, bathroom with shower, seating area with single sofa bed, satellite TV, mini-bar, safe, air-conditioning, telephone, and hairdryer. They also include exclusive access to the Samsara Spa and Restaurant.
Premium Oceanview with Balcony Premium Oceanview with Balcony (Category BP)
Located on: Braganza and Conde Decks

Premium Oceanview with Balcony staterooms occupy a privileged position on the higher decks and have two lower beds which may convert to a queen bed, floor-to-ceiling windows that open to a private veranda, bathroom with shower, seating area with single sofa bed, satellite TV, mini-bar, safe, air-conditioning, telephone, and hairdryer.
Classic Oceanview with Balcony

Classic Oceanview with Balcony (Category BC)
Located on: Sara Deck

These outside staterooms have two lower beds which may convert to a queen bed, floor-to-ceiling windows that open to a private veranda, bathroom with shower, seating area with single sofa bed, satellite TV, mini-bar, safe, air-conditioning, telephone, and hairdryer.

Oceanviews top
Premium Oceanview with Window Premium Oceanview with Window (Category EP)
Located on: Excelsior and Sara Decks

Premium Outside staterooms occupy a privileged position on the higher decks and feature a picture window, two lower beds that may convert to a queen, bathroom with shower, telephone, satellite TV, hairdryer, air-conditioning, safe deposit box, and minibar.
Classic Oceanview with Window Classic Oceanview with Window (Category EC)
Located on: Excelsior, Sara, Braganza, Conde, and Bizantino Decks

The Classic Outside staterooms feature a picture window, two lower beds that may convert to a queen, bathroom with shower, telephone, satellite TV, hairdryer, air-conditioning, safe deposit box, and minibar.
Insides top
Samsara Inside Samsara Inside (Category SI)
Located on: Timur and Stella d'Africa Decks

Samsara Insides occupy a privileged position by the Samsara Spa and feature two lower beds that convert to a queen, bathroom with shower, telephone, satellite TV, hairdryer, air-conditioning, safe deposit box, and minibar. They also come with exclusive access to the Samsara Spa and Restaurant.
Premium Inside Premium Inside (Category IP)
Located on: Sara, Braganza, Conde, Star of India, and Bizantino Decks

Premium Insides occupy a privileged position on higher decks and feature two lower beds that convert to a queen, bathroom with shower, telephone, satellite TV, hairdryer, air-conditioning, safe deposit box, and minibar.
Classic Inside Classic Inside (Category IC)
Located on: Excelsior, Sara, Braganza, Conde, Star of India, and Bizantino Decks

Classic Inside staterooms feature two lower beds that convert to a queen, bathroom with shower, telephone, satellite TV, hairdryer, air-conditioning, safe deposit box, and minibar.


All stateroom descriptions are subject to change. Photos provided are not guaranteed to accurately represent the room listed. Some staterooms in the same category may have different furniture arrangements or be a different size than listed. We reserve the right to correct errors. Please verify all details with the cruise line directly.

Costa Diadema Deck Plans

Click a deck provided below to view it:

Select Deck
Deck 15 (La Fenice)
Deck 14 (Millennium Star)
Deck 12 (Stella D'Africa)
Deck 11 (Timur)
Deck 10 (Hortensia)
Deck 9 (Bizantino)
Deck 8 (Star Of India)
Deck 7 (Conde)
Deck 6 (Ortensia)
Deck 5 (Braganza)
Deck 4 (Peri Di Venere)
Deck 3 (Centenary)
Deck 2 (Sara)
Deck 1 (Excelsior)


Category Legend
GS Grand Suite with Balcony
SG Samsara Grand Suite with Balcony
SV Samsara Suite with Balcony
S Suite with Balcony
MS Mini Suite with Balcony
SB Samsara Oceanview with Balcony
BP Premium Oceanview with Balcony
BC Classic Oceanview with Balcony
EP Premium Oceanview
EC Classic Oceanview
SI Samsara Inside
IP Premium Inside
IC Classic Inside


Deck Plan Key
Single Cabin Single Cabin
Handicap Handicap Accessible
Connecting Staterooms Connecting Staterooms
Elevator Elevator
Double Sofa Bed Double Sofa Bed
High Bed High Bed
Single Sofa Bed Single Sofa Bed
Lower Beds Not Convertible Lower Beds Not Convertible
Not Convertible Into Bed Not Convertible Into Bed


The deck plans of Costa Diadema provided on this page are subject to change. We reserve the right to correct errors. Please verify all information with Costa Cruises directly.
Deck 5 (Eldorado)
Costa Diadema Deck Plans

Costa Diadema Photo Gallery

Here's a look at some of the highlights of Costa Diadema:
For photos of staterooms, please click the accommodations tab provided above. Ship is subject to modifications.
Atrium Sissi
Atrium Sissi
Club Restaurant Diadema
Club Restaurant Diadema
Fitness Center
Fitness Center
Grand Bar Orlov
Grand Bar Orlov
Scudo Rosso Restaurant
Scudo Rosso Restaurant
Scudo Rossa Restaurant
Scudo Rosso Restaurant
Sissi Restaurant
Sissi Restaurant
Stairs
Stairs
Teatro Emerald
Teatro Emerald
Teatro Emerald
Teatro Emerald
♦ View other Costa cruise ships: Costa Atlantica l Costa Deliziosa l Costa Fascinosa l Costa Favolosa l Costa Fortuna l Costa Luminosa l Costa Magica l Costa Mediterranea l Costa neoClassica l Costa neoRiviera l Costa neoRomantica l Costa Pacifica l Costa Serena l Costa Victoria