Insuring GS Nautica: cover and premium
motorboats and sports boats · several countries
GS Nautica (GS Nautica 470 Open): open sports boat builder. NAMMERT insures a GS Nautica regardless of year built or where you bought it, liability, hull, legal expenses and personal accident cover from one house, taken out online in five minutes.
At a glance
Origin
several countries
Class
motorboats and sports boats
Typical sizes
3,7 to 8,9 m
Premium from
from €49 a year for liability
Worth knowing
GS Nautica; cover, cost and conditions
GS Nautica (GS Nautica 470 Open) is represented in the NAMMERT records with nine models built between 2002 and 2016. The fleet stretches from the Lancia 370 Mono via the Open and Elite lines 470 to 630 up to the Cabin 650 and the 8.9 m Walkaround 270. Lengths sit between 3.7 and 8.9 m.
The compact GS Nautica (GS Nautica 470 Open) models are trailerable: liability is the foundation, and road transport should be included in the hull cover. For build years between 2002 and 2016 an agreed fixed value is worthwhile, so the agreed sum is beyond dispute in a claim.
NAMMERT insures GS Nautica (GS Nautica 470 Open) boats regardless of year of build and place of purchase. The premium for GS Nautica insurance can be calculated in the online calculator in about 5 minutes.
Questions and answers
Frequent questions
Does NAMMERT insure GS Nautica boats built between 2002 and 2016?
Yes, for GS Nautica too: exactly this range is documented in the records,
and NAMMERT insures regardless of age.
For the older build years an agreed fixed value is recommended.
Can I insure a GS Nautica Walkaround 270 with NAMMERT?
Yes, for GS Nautica too: the largest model of the fleet at 8.9 m can be insured as well.
What matters are clean details on value and cruising area,
the premium is shown by the online calculator.
The cover that fits
motorboat insurance
Tariffs, cover and FAQ for motorboat insurance in detail.
Third-party liability
The foundation for a boat from GS Nautica: damage to third parties, worldwide,
from €49 a year for liability.
Hull cover
Partial or full hull cover for a GS Nautica, at replacement value with an agreed fixed value.
For the whole class of boat
For GS Nautica: What matters for motorboats and sports boats is the same across every brand;
engine output, how a claim is settled, cruising range and theft protection.
The class page lists every point and every brand in this class, GS Nautica included.
Insuring motorboats and sports boats, every brand and every condition
Other builders in this class
Nautical information What counts before you cast off, papers, equipment, waters
Licence
A powerboat licence (inland or coastal) is required from 15 hp (11.03 kW).
Registration
Registration from 3 hp; for trips abroad carry the boat certificate or flag document.
Waters
Inland, coastal and abroad; plan fairways, bridge clearances, draught and tides.
Equipment
Lifesaving gear, fire extinguisher, anchor, signalling equipment and correct navigation lights.
Cruising range
The agreed cruising range is stated in the policy and can be extended at any time.
Weather
Check wind force in Beaufort and wind direction before casting off, and allow for gusts.
General guidance, not a complete account;
what governs are the rules of the waters you are on and the manual of your GS Nautica.
Current wind force and direction for your waters are shown on the Home.
Series by GS Nautica, build years and cover
GS Nautica Lancia 370 Mono is a motorboat from GS Nautica, built from 2002 to 2016.
GS Nautica 470 Open is a motorboat from GS Nautica, built from 2004 to 2012.
Also a motorboat, built from 2004 to 2012.
GS Nautica 550 Elite is a motorboat from GS Nautica, built from 2004 to 2012.
Also a motorboat, built from 2004 to 2012.
GS Nautica Cabin 650 is a motorboat from GS Nautica, built from 2003 to 2012.
GS Nautica Open 510 Elite is a motorboat from GS Nautica, built from 2003 to 2012.
Also a motorboat, built from 2003 to 2012.
GS Nautica Walkaround 270 is a motor yacht from GS Nautica, built from 2003 to 2010.
For the GS Nautica Lancia 370 Mono, GS Nautica 470 Open,
GS Nautica 510 Open by GS Nautica and 6 more series the market value and the replacement cost
often differ widely.
An agreed value removes the age-based scale, and the figure in the policy stands.
For the GS Nautica Lancia 370 Mono, GS Nautica 470 Open,
GS Nautica 510 Open by GS Nautica and further series:
On a motorboat the drive is the single most valuable part.
Damage after grounding is covered, an engine failure from wear is not.
For the GS Nautica Walkaround 270 by GS Nautica series:
On motor yachts the drive and the electronics together make up about half the value.
Both belong in the valuation, otherwise the sum insured is too low.
The GS Nautica range in figures
These figures come from the model records we keep for GS Nautica: boat type,
build years and length, nothing estimated.
- motorboat
- 8 models, 2002 to 2016, 3.7 to 6.4 m
- motor yacht
- 1 model, 2003 to 2010, 8.9 m
Which model was built when?
What does a used GS Nautica cost?
We hold today’s price ranges by year for 8 models by GS Nautica.
The table shows what boats in average condition are worth,
from the oldest to the youngest year on record.
Choose your exact model, year and condition in the calculator.
| Model | Years built | Range today |
|---|---|---|
| GS Nautica 470 Open | 2007 to 2009 | €10,400 to €14,000 |
| GS Nautica 510 Open | 2007 to 2009 | €12,300 to €16,900 |
| GS Nautica 550 Elite | 2007 to 2009 | €14,300 to €19,400 |
| GS Nautica 630 Elite | 2007 to 2009 | €21,000 to €28,300 |
| GS Nautica Cabin 650 | 2006 to 2009 | €16,600 to €22,900 |
| GS Nautica Open 510 Elite | 2006 to 2009 | €13,500 to €18,600 |
| GS Nautica Open 580 | 2006 to 2009 | €15,800 to €21,700 |
| GS Nautica Walkaround 270 | 2006 to 2007 | €37,700 to €49,200 |
Estimate from our boat records, October 2026.
Not a survey.
GS Nautica insured in five minutes.
Boat type, year built, length and value of your GS Nautica are all we need.
Work out the premium online or call us: +49 3375 29 12 77.
