Looking good, keep pushing it. Try to really nail down the material definition, I understand how you want to use white for the skull, but is it really a Bone object? if not try something new, im also not reading the white on the chest well. Keep at it!
Not everything of this mesh needs to be together. Think about it as if it were a real chest, those swords would be separate from the chest as well as the skulls possibly. Like how you have the rings separate I think, the rest would follow. This should also reduce the poly count. When come times to finalize, bake out the AO…