Nice chairs. Have you browsed the Temple and Webster site. Lots of dining chairs. I'm a magazine tragic but I don't recall these chairs having a distinctive name. They look slightly like Eames copies but not exactly.

Dark timber with pale upholstery is perfect for your French Provincial style. White, gold or pale timber can also work but the dark timber will give you the elegance and contrast you are looking for.

I'm so glad to see the peacock chair is going to be rejunivated. I love these chairs! There is something quite flamboyant about them and they always attract attention.

What a beautiful room, table is great, I love transparent furniture also it could work well with your room, I can imagine it with your table but a more luxe look could be stainless to blend with benchtops or leather or be brave and mix it up for a more contemporary look, depends on the style you are after, fab room