Superyacht volume with spaces for every rhythm.

Volume, range and refined guest living.

Built by Mondomarine and designed inside and out by Giorgio Vafiadis, OKKO is a 41.10-metre semi-displacement superyacht with five staterooms for up to 12 guests. Refit works spanning 2022 to 2025 complement zero-speed stabilizers, expansive exterior spaces and a 3,000-nautical-mile range at 12 knots.

Length41.10 m

Beam8.10 m

Guest capacity12

Staterooms5

Cruising speed12 kn

Range3,000 nm

Listing highlights

Selected with purpose.

Five staterooms

One owner stateroom, two VIP staterooms and two twin guest staterooms.

Zero-speed stabilization

Naiad 525 stabilizers support comfort both underway and at anchor.

Expansive sundeck

Open-air entertaining with an elevated jacuzzi, barbecue and broad lounging areas.

High-volume interior

An 8.10-metre beam and 366 gross tonnes support generous guest spaces.

Charter potential

Commercial-yachting classification and a flexible five-stateroom arrangement.

Outdoor gym

Dedicated exterior training space complements the yacht's leisure areas.

Specifications

Key particulars.

Characteristics

Builder: Mondomarine
Year built / refit: 2013 / 2022–2025
Type: Semi-displacement
Exterior designer: Giorgio Vafiadis
Interior designer: Giorgio Vafiadis
Hull material: Aluminium
Gross tonnage: 366 GT

Dimensions & Accommodation

Length overall: 41.10 m
Beam: 8.10 m
Draft: 2.30 m
Owner stateroom: 1
VIP staterooms: 2
Twin staterooms: 2
Guests: 12
Crew: Captain + 6

Machinery & Performance

Main engines: 2 × MTU 12V 2000 M91
Engine hours: 4,963 port / 4,935 starboard · Jan 2026
Maximum speed: 16 knots
Cruising speed: 12 knots
Range: 3,000 nm at 12 knots
Stabilizers: Zero Speed Naiad 525
Fuel capacity: 49,800 L
Fresh water: 9,290 L

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