Marine Insurance and Pre-Purchase Survey for Phinisi Buyers
Never buy a wooden hull without a pre-purchase survey. On a phinisi the survey must cover hull timber condition, fastenings, frames, keel and garboard, machinery, systems and the document file — and it should be done out of the water. With used 20–30 m phinisi quoted at roughly USD 350,000–800,000 before refit, a survey costing a fraction of one percent of that decides which end of the range you are actually buying.
- Haul out for the survey. A wooden hull inspected only afloat has not been inspected.
- Three insurance layers: hull and machinery, protection and indemnity, and charterer-related liability.
- Class status matters. A documented survey history changes both premium and buyer confidence.
- Budget the refit as part of the purchase price, not as a surprise afterwards.
A used phinisi is one of the most appealing propositions in Indonesian marine tourism: a boat that exists now, at a fraction of a new build, in a market where Labuan Bajo visitor numbers reached around 432,000 in 2025, up roughly 30% year on year. It is also the easiest way to buy someone else’s deferred maintenance. The survey is what separates the two.
What does a phinisi pre-purchase survey cover?
| Area | What the surveyor checks | Why it matters |
|---|---|---|
| Hull planking | Moisture, rot pockets, borer damage, plank thickness, seam condition | Re-planking is a major-refit cost, not a maintenance item |
| Keel and garboard | Ironwood condition, fastenings, hood ends, any hogging | The most expensive area to repair on the whole boat |
| Frames and floors | Rot at frame heads and bilge, fastening corrosion, movement | A shell-first hull relies on the frames to hold its shape |
| Fastenings | Dowel condition, metal fastening corrosion, sample withdrawal | Hidden corrosion is the classic wooden-boat failure |
| Deck and superstructure | Leaks, caulking, joinery water damage, deck fastenings | Deck leaks destroy interiors and rot structure invisibly |
| Machinery and systems | Engine hours and condition, shaft and stern gear, gensets, electrical, tanks | Systems are often the largest post-purchase spend |
| Safety equipment | Life rafts, firefighting, radio, navigation, service dates | Expired equipment is an immediate cost and a licensing problem |
| Documents | Registration, tonnage measurement, class and survey history, licences | A gap in the file can stop the transfer entirely |
Insist on the haul-out. Underwater planking, the garboard seam and the keel fastenings are exactly where wooden hulls fail, and none of it can be assessed properly with the boat afloat. If a seller will not haul out for a serious buyer, that is your answer.
What defects turn up most often on used phinisi?
- Rot at frame heads and under the deck edge, where fresh water sits and ventilation is poorest.
- Open or hardened caulking from timber that was never properly seasoned — the long tail of a rushed build.
- Corroded metal fastenings in a hull that otherwise looks sound.
- Tired machinery: high-hour mains, one genset effectively dead, cooling systems neglected.
- Improvised electrical work layered over years of small additions.
- Missing or inconsistent documentation — dimensions that do not match the measurement letter, gaps in survey history.
None of these is automatically a deal-breaker. All of them are price. A good surveyor gives you a defect list with an indicative remedial cost, and that list becomes your negotiation — and your refit plan. Scope and cost bands for that work are set out in phinisi refit and restoration.
How does class status affect insurability?
Underwriters price uncertainty. A vessel with BKI class and a continuous survey record presents a documented history; a non-class hull presents a boat and a story. Expect the latter to face narrower cover, higher deductibles, more exclusions and difficulty placing higher values — particularly on a wooden hull carrying paying passengers.
If you are buying with the intention of chartering to international brokers or corporate groups, treat class as part of the asset rather than an optional extra. The comparison is laid out in BKI class vs non-class wooden vessels.
What insurance does a charter phinisi need?
| Cover | Protects | Notes for owners |
|---|---|---|
| Hull and machinery (H&M) | The vessel itself — damage, grounding, fire, total loss | Agreed value matters; check wooden-hull specific exclusions |
| Protection and indemnity (P&I) | Third-party liabilities, crew, pollution, wreck removal | Often the cover that actually saves the business |
| Passenger / charterer liability | Guests aboard and during activities | Diving and watersports need to be explicitly named |
| Crew cover | Injury and medical for crew | Legally and ethically non-negotiable |
Read the diving clause specifically. A Komodo liveaboard sells diving in current; a policy that excludes it, or that assumes a supervised resort context, is not fit for purpose. Design implications of running a proper dive operation are covered in dive deck design for Komodo liveaboards.
How should the survey change the price?
Mechanically: take the asking price, subtract the surveyor’s indicative remedial cost for anything that must be done before the boat can trade safely and legally, and subtract a realistic share of what should be done in the first eighteen months. What remains is what the boat is worth to you.
Then compare that number to a new build. Indicative new-build bands run USD 100,000–250,000 for a basic 20–25 m phinisi, USD 300,000–500,000 mid-range luxury, and USD 1.8–3 million for a 30–40 m luxury vessel. A used 25 m boat at USD 600,000 needing USD 250,000 of work is competing directly with a new build you can specify from scratch — and the new build comes with a fresh document file and a 12–18 month schedule you control. Compare like for like in phinisi liveaboard build packages.
Frequently asked questions
Do I really need a survey on a wooden boat?
Yes, and out of the water. Wooden hulls fail in places you cannot see afloat — garboard seams, keel fastenings, frame heads. A survey is the cheapest money you will spend in the whole transaction.
Who can survey a phinisi in Indonesia?
Use a surveyor with genuine wooden-hull experience and familiarity with BKI requirements — traditional construction is not the same assessment as GRP or steel. Ask for sample reports on comparable vessels before appointing.
How much is a used phinisi worth?
Used 20–30 m phinisi are quoted at roughly USD 350,000–800,000 before refit. Condition, class status, documentation and machinery hours decide where inside that band a specific boat sits.
Can I insure a phinisi without class?
Often yes, but on narrower terms and at a worse price, with more exclusions. Insurers reward documented condition; that is what class and survey history provide.
Should I buy used or build new?
Buy used if you need to trade this season and you have surveyed properly. Build new if you want a specific arrangement, a clean document file and control of the schedule — see the custom new-build program. Run both numbers before deciding.
Talk to the team
Komodo Boat Construction is operated by Komodo Luxury, part of Juara Holding Group, in Komodo marine tourism since 2015. Send us a listing you are considering and we will tell you what to have surveyed before you make an offer.
WhatsApp: +62 811 3823 875 · Email: sales@komodoluxury.com