Adjustable silver-tone 18mm stainless steel bracelet fits up to 8-inch wrist circumference 24-hour chronograph with lap & split times; month, day & date calendar Silver-tone 34mm resin case with acrylic lens; gray digital display Indiglo light-up watch dial Water resistant to 30m (100ft): in general, withstands splashes or brief immersion in water, but not suitable for swimming or bathing