Superyacht without the bling

[Sybarite]

Ase - Teaser Yersin - YouTube

Built in Concarneau 6 years ago, it is equipped with the facilities for scientific charters.

 

[pvb]

It does have underwater lights, don't they count as "bling"?

It's been for sale for over a year at €69 million.

YERSIN Yacht For Sale | Green Yacht By Piriou | Fraser

 

[Greenheart]

The wavy carpet looks certain to induce nausea.