Costa Diadema

A new jewel shines on the sea

Discover all the best of Italy on board the new “Regina del Mediterraneo”: from its cuisine to its hospitality, from its design to its entertainment, Costa Diadema offers a wealth of new ways to enjoy cruising. The Terrace on deck 5 - over 500 metres long - is lined with bars and restaurants that will make you feel like it's a summer's day on the Italian Riviera every day.

Costa means… a vacation for everyone

Couples, families, honeymooners, singles, groups of friends and businesses... A vacation with Costa Cruises is the perfect choice for everyone!

Welcome to Happiness

The most incredible amenities to make your cruise experience one to remember.

From relaxing by the pool to spa treatments, live shows, dancing and casino games, a Costa cruise includes all you could ask for on a vacation. To make your time on board and ashore even more special, explore our incredible shore excursion program with over 2,000 day trips to choose from in the world's most breathtaking destinations.

COSTA CRUISES CABINS

YOUR OASIS OF COMFORT Every Cabin features: adjustable air conditioning with thermostat; interactive flat-screen satellite TV; hair dryer; safe; a steward, always on duty; minibar and 24-hour room service (charges apply); Wi-Fi (charges apply); soap and shower gel; linen (bed sheets and towels) changed regularly. Each type of Cabin has different features: Inside, Ocean View and Ocean View with Private Balcony. Cabins are available that are larger or in a better location of the ship, depending on the rate selected.

CLASSIC, PREMIUM AND MINI SUITE CABINS

PRIVILEGES AND SERVICES INCLUDED Classic Cabins offer all the comfort of a top-class cabin at an affordable price. Premium cabins offer a superior level of travel comfort, which includes a range of select services free of charge: choose between first or second seatings for dinner, breakfast served in the cabin upon request and 24-hour room service. What's more, if you choose Premium cabin you will receive a 10% discount on your next cruise. 
Guests who book Mini Suites enjoy all of the comforts and amenities of a Premium cabin, in an elegant, spacious stateroom located in a more desirable area of the ship. Mini Suite privileges include continental breakfast upon request served to guests in their cabin, complimentary 24-hour room service, the choice of restaurant dinner seating and a 10% discount on the next cruise.

SUITES

FOR THOSE WHO LOVE TO BE PAMPERED If you choose a Suite for your cruise, you will travel in complete comfort in a spacious cabin. Expect very exclusive treatment: access to a private VIP area in the terminal; a personal valet at your disposal for the entire cruise, a basket of assorted fruit replenished daily; a bottle of Ferrari sparkling wine; a minibar with a selection of drinks; a jacuzzi, baths salts, bath robe and slippers; a choice of pillows; the "Intenditore" beverage package including unlimited drinks priced up to €9 on bar menus (not included for guests that purchase a World Cruise or group reservations and programs); a restaurant reserved only for Suite guests; a whole day to spend in the thermal area of the spa (where available); and reserved front-row seats in the theater (up to 5 minutes before the start of shows). Suite guests will also receive a 10% discount on their next cruise.

SAMSARA CABINS

FOR A VACATION OF INFINITE WELLNESS Every detail of these comfortable and elegant luxury cabins has been designed for your relaxation. They are located within an exclusive area of the ship with unlimited access to the spa. Choosing a Samsara cabin offers guests extra perks: in-cabin breakfast, 24-hour room service, a purifying shower filter, an aromatic essence diffuser and a kettle with a selection of aromatic teas. Guests who choose a Samsara cabin also receive a 10% discount on their next cruise.

TECHNICAL CHARACTERISTICS
Year built Rebuilt Gross Tonnage Length Beam Passengers Crew Total Cabins Service Speed
2014 - 132.50 t. 306.00 m. - 3,724 1,253 1,862 20.00
Entertainment
  • Theatre
  • Disco
  • Internet Point
  • Card Room, Library
  • Shops
  • Photo Gallery
  • Squok Club
  • Casino
Wellness & Sport
  • Samsara Spa: 6,200 m² on four levels, with gym, spa, Thalassotherapy pool, treatment rooms, sauna, Turkish bath, UVA-ray solarium, cabins and suites
  • 8 jacuzzis
  • 3 swimming pools, including one with a retractable roof
  • Multipurpose sports pitch
  • Outdoor jogging track (220 m)
Restaurants & Bar
  • 7 restaurants, including the Pizzeria, Tavola Teppanyaki Restaurant, Club Restaurant and Samsara Restaurant, at an extra charge, which take bookings
  • 11 bars, including the Dresden Green Pub, Gran Duca di Toscana Wine Bar and the Amarillo Ice Cream Parlour
Cabins
  • Inside cabins
  • Outside cabins
  • Balcony cabins
  • Suites

Inside cabin classic – IC

Inside cabins have 2 lower beds that can convert to a double or a 3rd or 4th bed and can accommodate 3 to 4 people.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin. 

Amenities
14m2

Inside cabin guarantee - IV

Inside cabin have 2 lower beds that can convert to a double.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
14m2

Inside cabin Samsara - SI

Inside cabin have 2 lower beds that can convert to a double or a 3rd or 4th bed.

Samsara

Every detail of these comfortable and elegant luxury cabins has been designed for your relaxation. They are located within an exclusive area of the ship with unlimited access to the spa. Choosing a Samsara cabin offers guests extra perks: in-cabin breakfast, 24-hour room service, a purifying shower filter, an aromatic essence diffuser and a kettle with a selection of aromatic teas. Guests who choose a Samsara cabin also receive a 10% discount on their next cruise

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
14-19m2

Inside category I1

Amenities
17m2

Inside cabin premium - IP

Inside cabins have 2 lower beds that can convert to a double.

Premium

Premium cabins offer a superior level of travel comfort, which includes a range of select services free of charge: choose between first or second seatings for dinner, breakfast served in the cabin upon request and 24-hour room service. What's more, if you choose Premium cabin you will receive a 10% discount on your next cruise. 

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
15m2

Outside cabin guarantee - EV

Outside cabins have 2 lower beds that can convert to a double or a 3rd bed. Outside cabins have a large window.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

*EC cabins are 16 square meters and have partial view

**EP cabins are 18 square meters

***Some beds can’t convert in double

Amenities
16m2

Outside category E1

Amenities
17m2

Outside cabin premium - EP

Outside cabins have 2 lower beds that can convert to a double or a 3rd  bed, sofa bed. Outside cabins have a large window.

Premium

Premium cabins offer a superior level of travel comfort, which includes a range of select services free of charge: choose between first or second seatings for dinner, breakfast served in the cabin upon request and 24-hour room service. What's more, if you choose Premium cabin you will receive a 10% discount on your next cruise. 

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

*EC cabins are 16 square meters and have partial view

**EP cabins are 18 square meters

***Some beds can’t convert in double

Amenities
16m2

Outside cabin classic - EC

Outside cabins have 2 lower beds that can convert to a double. Outside cabins have a large window.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

*EC cabins are 16 square meters and have partial view

**EP cabins are 18 square meters

***Some beds can’t convert in double

Amenities
16m2

Balcony cabin classic - BC

Balcony cabins have 2 lower beds that can convert to a double or a 3rd , sofa bed. Balcony cabins have a large window and a balcony door that leads to the veranda.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin. 

*BC & BP cabins are available for people with reduced mobility and can accommodate 2 people

**Some beds can’t convert in double

Amenities
23m2

Balcony cabin premium - BP

Balcony cabins have 2 lower beds that can convert to a double or a 3rd bed . Balcony cabins have a large window and a balcony door that leads to the veranda.

Premium

Premium cabins offer a superior level of travel comfort, which includes a range of select services free of charge: choose between first or second seatings for dinner, breakfast served in the cabin upon request and 24-hour room service. What's more, if you choose Premium cabin you will receive a 10% discount on your next cruise. 

*BC & BP cabins are available for people with reduced mobility and can accommodate 2 people

**Some beds can’t convert in double

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
23m2

Balcony cabin guarantee - BV

Balcony cabins have 2 lower beds that can convert to a double or a 3rd or 4th bed. Balcony cabins have a large window and a balcony door that leads to the veranda.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin

Amenities
15m2

Balcony cabin Samsara - SB

Balcony cabins have 2 lower beds that can convert to a double or a 3rd or 4th bed . Balcony cabins have a large window and a balcony door that leads to the veranda.

Samsara

Every detail of these comfortable and elegant luxury cabins has been designed for your relaxation. They are located within an exclusive area of the ship with unlimited access to the spa. Choosing a Samsara cabin offers guests extra perks: in-cabin breakfast, 24-hour room service, a purifying shower filter, an aromatic essence diffuser and a kettle with a selection of aromatic teas. Guests who choose a Samsara cabin also receive a 10% discount on their next cruise

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
23m2

Balcony category B1

Amenities
17m2

Suite with balcony - S

Suites have 2 lower beds that can convert to a double or a 3rd bed. Suites have a large window and a balcony door that leads to the veranda.

SUITE

If you choose a Suite for your cruise, you will travel in complete comfort in a spacious cabin. Expect very exclusive treatment: access to a private VIP area in the terminal; a personal valet at your disposal for the entire cruise, a basket of assorted fruit replenished daily; a bottle of Ferrari sparkling wine; a minibar with a selection of drinks; a jacuzzi, baths salts, bath robe and slippers; a choice of pillows; the "Intenditore" beverage package including unlimited drinks priced up to €9 on bar menus (not included for guests that purchase a World Cruise or group reservations and programs); a restaurant reserved only for Suite guests; a whole day to spend in the thermal area of the spa (where available); and reserved front-row seats in the theater (up to 5 minutes before the start of shows). Suite guests will also receive a 10% discount on their next cruise.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
31m2

Grand Suite with balcony - GS

Suites have 2 lower beds that can convert to a double or a 3rd bed . Suites have a large window and a balcony door that leads to the veranda.

SUITE

If you choose a Suite for your cruise, you will travel in complete comfort in a spacious cabin. Expect very exclusive treatment: access to a private VIP area in the terminal; a personal valet at your disposal for the entire cruise, a basket of assorted fruit replenished daily; a bottle of Ferrari sparkling wine; a minibar with a selection of drinks; a jacuzzi, baths salts, bath robe and slippers; a choice of pillows; the "Intenditore" beverage package including unlimited drinks priced up to €9 on bar menus (not included for guests that purchase a World Cruise or group reservations and programs); a restaurant reserved only for Suite guests; a whole day to spend in the thermal area of the spa (where available); and reserved front-row seats in the theater (up to 5 minutes before the start of shows). Suite guests will also receive a 10% discount on their next cruise.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin.  

Amenities
52m2

Mini Suite with balcony - MS

Suites have 2 lower beds that can convert to a double or a 3rd or 4th bed. Suites have a large window and a balcony door that leads to the veranda.

SUITE

If you choose a Suite for your cruise, you will travel in complete comfort in a spacious cabin. Expect very exclusive treatment: access to a private VIP area in the terminal; a personal valet at your disposal for the entire cruise, a basket of assorted fruit replenished daily; a bottle of Ferrari sparkling wine; a minibar with a selection of drinks; a jacuzzi, baths salts, bath robe and slippers; a choice of pillows; the "Intenditore" beverage package including unlimited drinks priced up to €9 on bar menus (not included for guests that purchase a World Cruise or group reservations and programs); a restaurant reserved only for Suite guests; a whole day to spend in the thermal area of the spa (where available); and reserved front-row seats in the theater (up to 5 minutes before the start of shows). Suite guests will also receive a 10% discount on their next cruise.

Kindly note that cabins shown above are only samples. Decoration and design differ from cabin to cabin and category of each cabin. 

Amenities
26m2
Duration (nights)
Refresh Results

AVAILABLE CABINS

  • Inside, category Classic
  • Outside, category Classic
  • Outside, category Premium

AVAILABLE CABINS

  • Inside, category Classic
  • Inside, category Premium
  • Outside, category Classic
  • Outside, category Premium
  • Balcony, category Classic

PUBLIC AREAS

  • Ristorante Fiorentino
  • Atrio Fiorentino
  • Ristorante Adularia
  • Bar Eliodoro
  • Atrio Eliodoro
  • Customer Service
  • Theatre Emerald

PUBLIC AREAS

  • Ristorante Fiorentino
  • Atrio Fiorentino
  • Birreria Dresden Green
  • Shop
  • Portobello Market
  • Sala Tiara
  • Galleria Shops
  • Sala Desiree
  • Grand Bar Orlov
  • Costa Travel Office
  • Area Foto
  • Atria Eliodoro
  • Customer Care
  • Theatre Emerald

PUBLIC AREAS

  • Bar Teodora
  • Salone Teodora
  • Atrio Fiorentino
  • Piano Bar Principe Nero
  • Cinema 4D
  • Wine bar Gran Duca di Toscana
  • Beer bar Dresden Green
  • Casino Golden Jubilee
  • Pizzeria
  • La Plazza
  • Restaurant Samsara
  • Terazza Sinistra
  • Terazza Destra
  • Tavola Teppanyaki restaurant
  • Restaurant Club Diadema
  • Bar Bollicine
  • Cigar Lounge
  • Card room
  • Atrio Eliodoro
  • Country Rock Club
  • Gelateria Amarillo
  • Theatre Emerald

AVAILABLE CABINS

  • Inside, category Classic
  • Inside, category Premium
  • Outside, category Classic
  • Balcony, category Premium
  • Mini Suite with Ocean view balcony

AVAILABLE CABINS

  • Inside, category Classic
  • Inside, category Premium
  • Outside, catergory Classic
  • Balcony, category Premium
  • Mini suite with Ocean view balcony
  • Suite with Ocean view balcony
  • Grand Suite with Ocean view balcony

AVAILABLE CABINS

  • Inside, category Classic
  • Inside, category Premium
  • Balcony, category Premium
  • Mini suite with Ocean view balcony

AVAILABLE CABINS

  • Inside, category Classic
  • Inside, category Premium
  • Outside, category Classic
  • Suite with Ocean view balcony

PUBLIC AREAS

  • Lido Stella del Sud
  • Foccaceria
  • Grill
  • Restaurant Corona Blu
  • Lido Diana

AVAILABLE CABINS

  • Inside, category Premium
  • Outside, category Classic
  • Balcony, category Premium

PUBLIC AREAS

  • Bar Stella del Sud
  • Biblioteca Gubelin
  • Discoteca Pietra di Luna
  • Cappella
  • Star Laser
  • Solarium
  • Teen's Zone
  • Squok Club
  • Balconata Diana
  • Atrio Eliodoro

AVAILABLE CABINS

  • Inside, category Samsara
  • Outside, category Samsara
  • Samsara Suite with ocean view veranda and jacuzzi
  • Samsara Grand Suite with ocean view veranda, jacuzzi and balcony

PUBLIC AREAS

  • Balconata Belle Etoile
  • Disco Pietra di Luna
  • Club Alnatt
  • Lido Squok
  • Solarium
  • Scuderia Costa
  • Centre Benessere Sasmara
  • Venus Beauty

AVAILABLE CABINS

  • Inside, category Samsara
  • Balcony, category Samsara
  • Samsara Suite with ocean view veranda and jacuzzi

PUBLIC AREAS

  • Solarium
  • Jogging Area
  • Waterpark
  • Gym
  • Centre Benessere Samsara
  • Winter Garden