Of the floors are made or parquet and require and update they can be done easily without much trouble.
Update parquet flooring.
It could go a long way to making the floors look more cohesive.
You can purchase a ready tinted sealer in various colours or purchase a clear sealer and mix in your own stain.
I think the scale of the tile makes the parquet look tiny and busy.
If only a few of the pieces are damaged pry them out and replace them with a new tile.
Would you consider sanding it down and painting it.
Stain and seal parquet flooring to ensure that your floor is looking good for as long as possible simply wipe it regularly with a soft damp mop.
Dark wood floors always create a sense of luxury in a space and your idea to add area rugs is great for injecting interest and contrast.
The first step will be to identify which all pieces are damaged and requires replacement.
Choose a satin finish for an in between matte and gloss.
Most people nowadays are leaning more toward plank hardwood.
The run of the mill parquet flooring often found in 1960s and 1970s apartment buildings is not what today s buyers usually want.