Beginner
≈ 3 h 45 minSuggested range2 h 15 min – 6 h 15 min
Official LEGO® image · © LEGO Group and/or the respective rights holders. Source: LEGO Italy ↗
City · SET 60265
Ocean Exploration Base
A modular underwater base with an exploration craft.
- Pieces
- 497
- Release year
- 2020
- Theme
- City
- Set number
- 60265
- LEGO recommended age
- 6+
- Archived regional retail price · Germany
- 59.99 €
Archived regional retail price in the stated market and currency. It does not establish the Italian launch price; no estimated currency conversion. Brickset ↗ · Reference checked on 22 October 2026
Official English name verified at: LEGO English archive ↗ · Checked on 26 October 2026.
TIME TO BUILD
How long does it take to build Ocean Exploration Base?
A starting point for planning your build. Times for each experience level are editorial estimates, not measurements submitted by HowLongToBuild users.
Editorial estimate · first build
Intermediate
≈ 2 h 30 minSuggested range1 h 30 min – 4 h 15 minExperienced
≈ 1 h 45 minSuggested range1 h – 3 hBased on one person building the set for the first time, following the original instructions and using numbered bags where supplied. Includes normal piece-finding and minor adjustments; excludes long breaks, filming, dismantling and modifications. Sources may use different methods. This range is neither a statistical interval nor a limit: your build may take less or more time.
How we estimate times · sources and method
Editorial assessment: A modular underwater base with an exploration craft. Divers, a shark and small seabed elements complete the base. A first build following the instructions, including normal piece finding; an adult may help when needed. Breaks, subsequent play and any alternative models are excluded. For older sets, unnumbered bags or previously mixed pieces may prolong sorting. No verified timed build: indicative values with substantial variation.
Sources do not always specify the builder’s experience. The three experience bands are our editorial assessment, based on the complexity of the set and individual accounts where available.
- LEGO · set-specific instructions ↗
Official name, pieces, age and imagery; no timed building data.
- LEGO · set manual ↗
Document for this set number. The duration is an editorial estimate, not a LEGO timing.
Checked: 26 October 2026 · Method v1.0 · Limited reports; not a statistical average.
BUILT BY THE COMMUNITY
Yours could be the first building time.
0 reviewed solo building times.
No solo building times have been reviewed yet. You can still find editorial estimates under Suggested times.
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Build your own story.
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How much display space does it need?
Assembled-model dimensions are not yet documented for this set. Box dimensions cannot tell you how much display space it needs.
BEYOND THE BRICKS
Did you know?
Inside the set
Yellow modules
Large clear openings characterise the habitable modules.
LEGO sourceSeabed scene
Divers, a shark and small seabed elements complete the base.
LEGO sourceBeyond the set
The stories, places and inventions behind your build.
One atmosphere every ten metres
Water pressure rises roughly one atmosphere per ten metres, imposing strict real-submersible constraints.
Read the full story
NOAA gives roughly one additional atmosphere per ten metres of descent, on top of surface atmospheric pressure. Depth changes external loading as well as travel distance. This helps explain why underwater exploration and surface navigation require different engineering.
Protecting the crew
NOAA cites Pisces V carrying three people to around two thousand metres, requiring pressure-specific design.
Read the full story
NOAA’s pictured Pisces V carries three people and operates to around two thousand metres. Occupants observe the ocean inside a vehicle engineered for that environment. These capabilities belong to the real submersible, not every submarine or a similar-looking toy reproduction.
Expanded stories updated on 29 October 2026
Written by HowLongToBuild · Sources are linked with each story · Checked on 26 October 2026. Historical facts and story details refer to the context described.
THE COMMUNITY’S EXPERIENCE
What was it like to build?
Three separate scores from 1 to 10. For difficulty, 1 means very easy and 10 means very difficult.
No approved ratings yet. Scores are never generated by this site or inferred from the recommended age.
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Building tips from the community
Specific steps, useful checks and sticking points. Contributions appear after moderation, in their original language. Do not upload instruction pages or personal contact details.
No approved tips yet.
Sign in to contributeSET THE MOOD
A soundtrack for your build
· Selected for the subject and atmosphere
La mer’s orchestral surges and suspended moments complement water and movement. This is a musical reading of a landscape, with quieter alternatives available.
OUR PICK
Debussy: La Mer & Nocturnes
André Previn · London Symphony Orchestra
Narrative and cinematicEditorial suggestions, not official soundtracks for the set. External services may require an account or subscription; editions and availability can vary by country. Suggest another soundtrack →
Report a problem with this set →
YOUR NEXT BUILD
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