-Precise built-in Japanese quartz movement to keep accurate time. -3ATM water resistant, perfect for protecting little water like hand wash/sweat/rain, but can't put into water or shower or swimming. -Color may not appear as exactly as in real life due to variations between computer monitors and eye color difference. -Package with/without gift box, it is a good gift for family/friends/lover/yourself. Case diameter: 46mm Case thickness: 12mm Material: Alloy Strap Width: 22mm Strap Length: 230mm Strap material: stainless steel Adjustable band: yes