Product information: Color: Le Locle lilooke-stainless steel black surface, Le Locle lilooke-All Black black surface, stainless steel black surface, all black surface Thickness: 14.8mm Waterproof performance: 30m Movement type: Quartz Mirror material: mineral reinforced glass mirror Buckle style: butterfly double snap-fastener Watch-buttom material: Stainless steel Strap material: Stainless steel Dial shape: round Watchcase material: Alloy