Eames Aluminum group chair. Curious find. 80's,90's?  

Screws were a mess, some missing, some changed, some not actually fitting at all, which explained how crooked one was. I can tell though, that the chairs are the version with headless Allen bolts holding the backrest stretcher.

Casters were, in my opinion, replaced at some point. They were different in both chair, of very low quality and some already broken. They are meant to be screwed and not slipped, but I don

Looks authentic Herman Miller to me.

Thank you so much for the reassurance Tktoo. I needed it, since this is pretty far from my comfort zone. Very nice challenge though, I must say, and very rewarding one so far.

I have already disassembled it almost completely, cleaned the upholstery, retouched and polished the black coating, and managed to reassemble it again.

It is quite a different experience but I didn

Nicely done, sebastian. The color-coated versions of these are typically considered less desirable, but yours offers a nice change from the usual and looks entirely appropriate in that fabric.

Thanks Tktoo, you are so kind.

I totally agree with you. The black coating goes perfectly with that fabric. I understand why they could be considered less desirable, but if we were to speak in subjective terms, I think of them as specially valuable. For exactly the reason you gave in your last sentence.

Of course it has also to do with the fact that it was my first time with one of these, and the challenge it presented to me had very satisfactory results.