Stainless Steel case with Black stainless steel bracelet. Stainless steel bezel with Analog Black, matte dial. Quartz movement with Mineral glass with sapphire coating crystal and Push/pull crown. Screw-down case back. 50 mm Case Diameter. 13 mm Case Thickness with 8 inches band length and 23 mm band width. Fold-over Clasp With Double Push Button Clasp. Water Resistant: 10 ATM/100 meters/330 feet Function: Hour, Minute, Second Akribos XXIV Black Mens Watch AK653BK