BUREI Mens Sport Quartz Watches with Silver Case Datejust Sapphire Crystal Glass Black Leather Band Japanese quartz Movt. MIYOTA OS00 FOR precise timekeeping Sapphire crystal glass; Calendar window; glow in the dark hours; Easy to read in the dark Stainless steel case; 3 workable sub dials; Calfskin leather strap; Comfortable to wear. Case diameter 41mm, band length 195mm, band width 18mm, weight 70g. More Colors Optional from BUREI; Water resistant 5 ATM, withstands rain and splashes of water, but not showering or submersion. Gift packaging; Replacement with 30 Days, 2 year warranty  Perfect Watch to Make Your Friend and Family Feel Special