Timex T80 34mm Watch Black with Stainless Steel Expansion Band - Adjustable black 18mm stainless steel expansion band fits 7.25-inch wrist circumference - 24-hour chronograph with lap & split times; month, day & date calendar - Black 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