IMO: 9821873
Silver Endeavour
Technical specifications, historical timeline, and comprehensive venue inventory.
The Blueprint
- Ship Class
- Polar Expedition-class
- Gross Tonnage (GT)
- 20,649
- Length (FT / M)
- 540 / 164.5
- Beam (FT / M)
- 92 / 28
- Decks (Passenger / Total)
- 8 / 10
- Shipyard
- MV Werften, Stralsund, Germany
- Registry
- Bahamas
- Godparent(s)
- Felicity Aston MBE
- LNG Powered
- No
- Build Cost
- $380,000,000
Timeline & Evolution
Inaugural Sail Year
2021
Major Refurbishments
2023
2025
Significant Changes
- 2023: Silversea conversion at San Giorgio del Porto (Genova): +10 suites (new Master and Signature categories in the former helicopter hangar and infirmary), casino removed for crew cabins, Lalique panels added to La Dame.
- 2025: Drydock (per deck-plan database; not otherwise corroborated).
Registry & Build Record
- IMO Number
- 9821873
- MMSI
- 311000932
- Call Sign
- C6DX3
- Former Names
- Crystal Endeavor
- Maiden Voyage
- 17 July 2021
Capacity & Space
- Double Occupancy
- 220
- Maximum Capacity
- 253
- Total Crew
- 207
- Passenger-to-Crew Ratio
- 1.06:1
- Space Ratio
- 93.86
Onboard Inventory
- Swimming Pools
- 1
- Hot Tubs / Whirlpools
- 2
- Bars & Lounges
- 2
- Complimentary Dining Venues
- 4
- Specialty Dining Venues
- 1
- Elevators
- 2*
* Unofficial count — the cruise line publishes no official total for this figure.
Power & Propulsion
- Propulsion
- Diesel-electric
- Fuel Type
- Marine gas oil (MGO)
- Azipod Units
- 2
- Installed Power
- 13.02 MW (17,460 hp)
- Maximum Speed
- 20 Knots
- Engine Configuration
- 4 x Wartsila 6L32E/E2 diesel generator sets (~13.02 MW total), diesel-electric; two ABB Azipod D propulsion units
Logistics
- Cruising Speed
- 19 Knots
- Medical Center
- Deck 4
Elevator Banks
Guest lifts
3-9
Designated Smoking Zones
-
Connoisseur's Cornerindoor_cigar_loungeLocation: Beside Il TerrazzinoCigar lounge where smoking is permitted.
-
Designated open decksoutdoor_designatedLocation: Open decksSmoking permitted only in designated open-deck areas (Silversea policy).
Cabin Summary
Total: 110
- Suites
- 110
- Balcony
- 0
- Oceanview
- 0
- Inside
- 0
The Apex Suite
Owner Suite
1,130 SQ FT
The Owner Suite is Silver Endeavour's top accommodation - a 1,130-square-foot suite with a 737-square-foot wraparound balcony.
Stateroom Taxonomy
Suites
- Owner Suite1
- Grand Suite1
- Master Suite2
- Signature Suite4
- Silver Suite8
- Veranda Suite94
Features & Amenities
Adults & Wellness
- Spa
- Thermal Suite
Entertainment & Culture
- Library
- Observation Lounge
Staterooms & Service
- Butler Service
- All-Inclusive Beverages
- Open Seating Dining
Expedition & Marine
- Ice-Strengthened Hull
- Zodiac Fleet
- Marina / Watersports Platform
Other
- Expedition Mudroom
Signature Experiences
World's largest ice-class expedition yacht
largest
Formerly Crystal Endeavor
unique
Butler service for every suite
unique
Glass-roofed Pool Grill with the ship's pool
top-deck attraction
Bow observation deck with a whirlpool for wildlife spotting
top-deck attraction
Observation Lounge (Deck 9) with piano and panoramic views
top-deck attraction
Ship-Specific Highlights
- A Polar Class 6 ice-strengthened hull with a dynamic-positioning system, purpose-built for Arctic and Antarctic expedition cruising.
- An aft Marina and Mud Room supporting a fleet of 18 Zodiacs and 14 kayaks for landings and water-based exploration.
- All-suite, all-inclusive accommodation - 110 suites, each with a private step-out balcony and a personal butler.
- The Otium spa with treatment rooms and a thermal suite (sauna and steam), plus a gym and yoga studio.
- A dedicated Science Room where the expedition team shares microscopy, photography and naturalist expertise between landings.
Venues
Complimentary Dining
-
The Restaurantmain_dining_roomLocation: Deck 4$ extrasMain dining room (up to 192 guests); international menu; included, premium drinks extra.
-
Il TerrazzinoitalianLocation: Deck 4$ extrasReservationIntimate Italian a la carte restaurant (36 seats); included, reservation.
-
The GrillgrillLocation: Deck 5Aft glass-roofed Pool Grill with 270-degree views and a mezzanine; a la carte; included.
-
Arts Cafeatrium_cafeLocation: Deck 4Grab-and-go cafe with light bites, pastries and all-day coffee; also houses Reception.
Specialty Dining
-
La Damefine_diningLocation: Deck 4Signature French restaurant (20 seats); the only cover-charge, reservation-required venue ($60pp).
Bars & Nightlife
-
Explorer Loungeexpedition_loungeLocation: Deck 4Main expedition lounge and bar with a wraparound screen for lectures and briefings; beverages included.
-
Observation Loungeobservation_barLocation: Deck 9The ship's main evening bar - pre- and post-dinner drinks, live piano and dancing; beverages included.
Pools & Aquatics
-
Pool Grill PoolpoolLocation: Deck 5Glass-roofed pool at the aft of the ship, within the Pool Grill.
Active Recreation
-
The Marinamarina_platformLocation: Deck 3Aft marina platform for Zodiac and kayak operations (18 Zodiacs, 14 kayaks) and watersports.
-
Mud RoommudroomLocation: Deck 3Expedition gear room adjoining the Marina for pre- and post-landing preparation.
-
Science Roomexpedition_labLocation: Deck 4Expedition enrichment room with microscopes where the team shares naturalist and photography expertise.
Spa & Fitness
-
Otium SpaspaLocation: Deck 5Spa with treatment rooms and a thermal suite (sauna and steam room).
-
Fitness Centerfitness_centerLocation: Deck 5Gym with treadmills, weights and a yoga studio.
-
Beauty SalonsalonLocation: Deck 5Beauty salon.
Leisure & Public Spaces
-
Connoisseur's Cornercigar_loungeLocation: Deck 4Cigar lounge beside Il Terrazzino for post-dinner drinks.
-
The LibrarylibraryLocation: Deck 4Library with books and self-serve coffee machines.
-
Bow Observation Deckobservation_deckLocation: Deck 6Forward observation deck with a whirlpool and a weather shelter for wildlife spotting.
Guest Services
-
Medical CentermedicalLocation: Deck 5Onboard hospital / medical center.
Data Provenance
Last Verified: 2026-07-11