When a metal band has been wet with water or sweat, wipe it off immediately using a dry and soft cloth.
Otherwise, even a band of stainless steel or gold coating may become rusted, which may lead to a rash on your skin.

For heavy soiling, cover the main body of the watch with plastic wrap or something similar, and wash the band with neutral detergent or soapy water and a soft toothbrush.
After washing, dry it immediately with soft and a dry cloth.

<<Precautions when using a metal band>>
・Stainless steel band was processed not to get rusted but sweat or dirt may break coating on the surface of the metal and cause rust on it.