Throne 15

We don't follow the waves - we create them

The Throne 15 is a two-seat luxury boat that works as a yacht tender and a more comfortable alternative to a jet ski, built by Grizelj Boats. It is 4.67 m long, reaches 40 knots and is powered by an outboard engine of up to 115 HP. The hull is fiberglass and the boat weighs 820 kg without engine. Alongside the speed of a jet ski it offers two proper seats, a dry cockpit, a shower, a refrigerator, a rear sun deck for two, and 238 L of storage.

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LUXURY ISN’T MEASURED BY SIZE
BUT BY ATTENTION TO DETAIL.

THRONE 15 is made for those who seek the thrill of adrenaline and the joy of high-speed cruising - without compromising on comfort or equipment.

Though compact in size, the boat is richly equipped: an integrated shower, refrigerator, thoughtfully designed sunbathing area, and spacious storage compartments at both the bow and stern ensure maximum practicality and comfort, without any sense of confinement.

Every detail has been designed to make navigation not only exciting but also comfortable - whether you’re on a short ride or a longer excursion.

When you’re behind the wheel of the THRONE 15, you won’t go
unnoticed - its sporty design and distinctive style will make you stand out

Born for speed. Built for freedom.

Feel the thrill of open water. Throne 15 turns every ride into pure adrenaline with unmatched speed, style, and freedom.

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Specifications

Length

4.67 m

Beam

1.72 m

Height

1.61 m

Draft

0.35 m

Weight (without engine)

820 kg

Hull material

Fiberglass

Capacity

2 people

CE Design Category

C

Engine

Outboard, up to 115 HP

Top speed

40 knots (74 km/h · 46 mph)

Cruising speed:

24 knots (44 km/h, 28 mph)

Fuel tank

90 L

Fresh water tank

35 L

Bow storage

84 L

Stern storage

154 L

Refrigerator

20 L

Rear sun deck

for two

Price

On request (varies by market and configuration)
Technical specifications PDF
Frequently asked questions

Yes. The Throne 15 offers the speed of a jet ski but with two proper seats and a dry, enclosed cockpit. It reaches 40 knots with an outboard engine of up to 115 HP, and adds equipment a jet ski cannot carry: a 20 L refrigerator, a shower with a 35 L fresh water tank, and 238 L of storage.

Features

Bow storage 84 lit.

Sun protection awning

as option

Dry compartment

Stern storage 154 lit.

Refrigerator 20 lit.

Integrated shower system

Removable ladder

Small wings for less splashing

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The hull is vacuum-infused for maximum strength and reduced weight, with precision CNC machining for accurate dimensions and perfect finishing quality.
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Bow hull fins - reduce water spray, increase comfort and dryness on deck.
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Aft sun deck, perfect for relaxation, maximum use of available space.
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Low-profile folding cleat, compact design, does not get stuck when moving around the deck, easy to fold and high load capacity for secure mooring.
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Quick release system that allows quick fixing of the fenders. Made of AISI 316 stainless steel.
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Small compartment for mobile phones, wallets and similar practical solution for safe storage of personal belongings, easily accessible and protects them from water.
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Bow storage 84 L spacious and watertight, ideal for storing equipment and ropes, easily accessible and resistant to sea conditions.
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The 154 L stern storage provides safe storage of equipment and things for excursions and swimming, is easily accessible and resistant to moisture.
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Ambient lighting creates a pleasant atmosphere in the cockpit and stern area, increases visibility and safety when entering and exiting the vessel during the evening.
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Practical cup holder ensures stability of drinks while driving.
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The 35 L stern shower is practical and easy to use. It allows for a quick and refreshing rinse after swimming.
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Removable awning with carbon rods - light and strong, provides effective protection from the sun with minimal storage space.

We offer a wide range of options for customizing the boat according to the customer's wishes.

From colors and materials to storage layout and additional equipment, we can arrange every change to make your boat unique and fully adapted to your needs and sailing style.

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Development process

Throne 15 was developed through a precise engineering process, combining hydrodynamic research, modern materials, and extensive testing. Every detail, from hull design to seating layout, was refined to achieve maximum speed, safety, and comfort.

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Months of continuous development

Throne 15 was born from a vision to create a speedboat that delivers both raw power and refined comfort. From the first sketches to countless hours on the water, we tested, improved, and perfected every detail. The result is a boat that doesn’t just move fast—it feels alive in your hands.

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Feel free to contact us

Interested in Throne 15? Contact us to order or find out more.

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