A houzz contributor, not too long ago, had made a wine rack out of 4'x4' wooden pallets, that are used in the US to move a load of goods with a fork-lift truck. Perhaps they have them in your country. He cut them in half so they were only two feet deep and stacked them up to high counter height. The wood would be a nice contrast with your concrete, might add a little warmth to the space. cascio.offsite@gmail.com

Prathi the dining table and the space is not wide enough. Dining table should be min 1m wide and you need another 3 feet either side for chairs and movement. Get rid of the proposed short wall and partition. You are demanding too much from the space.

End Table with natural agate slice.

But if you simply cannot remove the washbasin, replace this configuration with a decorative countertop version - a nice stone counter and earthenware basin as shown in the pictures. A more econimical, but not so pretty option is to leave everything as it is and add a low partition about 3'6" high on the left that shields the washbasin from view. You can continue the tiling (ideally a faux brick or slate- NOT white) across the niche on all three walls. Paint the door in a dark shade too -like charcoal grey so that it does not look bathroom-y. Add a wooden moulding around the door frame and paint