Thanks for the suggestions folks.
But the answers are no, no and no!
The Kingdom is not unlike the 'speakers I am thinking of but they predate that particular styling period and there was no dual-concentric driver.
Re-badged Fisher? Nice idea but nothing like the photograph. He inherited them off his dad who was a proper Quad 'pipe and slippers' man. No socks down underpants there...
And hey! What's wrong with a Mexican Rolex? (providing it's 'diamond encrusted' of course
Current Lash Up:
TEAC VRDS 701T > Sony TAE1000ESD > Krell KSA50S > JM Labs Focal Electra 926.