I stumbled across the Instagram account of someone involved in the design of Dragonfly- interesting content...
For sale—380M euros Interior shots: https://www.sailingplusmegayachts.com/brochure/spm-420.pdf
Surprisingly they shared renderings of what the interior will look like....... https://www.amelsyachting.com/fleet/project-tanzanite
He has a Rolls Royce Phantom and a Global 7500 in the same color - green and cream.