Remove any hardware and seat cover or cover with plastic and masking tape.
Locate a well-ventilated area to work in and then lay down a drop cloth or plastic sheet to protect the work area from paint and varnish.
Prepare the surface by sanding off any old varnish or flaking paint. Wipe down with a wet rag to remove dirt and grime.
Cover the chair with an oil-based primer and then let dry. Wear old clothes or an apron to protect clothing.
Mix thoroughly one part dark paint to three parts glaze. Working in sections, brush on the glaze and then wipe off using a cheesecloth. Repeat the process as necessary until the desired results is achieved. Let dry.
Protect the finish by painting on a coat of polyurethane. Let dry and then apply a second coat.
Reattach any hardware and the seat if necessary.