Great work so far. Materials alone are awesome. You have fairly good detail in them. Matt is right by saying that you can notice the tiling in the bricks. To fix this, you can play with vertex painting, but it's up to you. Keep it coming! Cheers!
I think you're in a good place so far - definitely not too far off track! I love the chair/stool remakes - a bit more detailed than the concept, but it adds some visual interest. Three things that really stand out to me: the first being the lighting. Your lighting set-up appears significantly brighter than the concept. The…