Unable to confirm functionality due to dead battery. Swiss Military chronograph wristwatch with tachymeter function and 10 ATM water resistance. - Brand: Swiss Military - Model: Chronograph - Material: Stainless steel - Dial: Black - Band Type: Bracelet No accessories included. Thank you for viewing. There are scratches on the glass surface. This is a used item, so please refrain from purchasing if you are concerned. Please check the condition in the photos. Thank you.