Watch specifications: Machine: Japan / Seiko Instruments Inc Machine Description: Day, Date and Time Display Machine Features: Auto Date, Day/Date, Water Resistant, Waterproof Material: Alloy Bracelet Features: Stainless steel, easily adjustable in size Water resistance: 3ATM - Battery: Precise Japanese imported battery for accurate time keeping. - Water Resistant: 3ATM Daily Water Resistant, perfect for protecting little water such as hand wash/sweat/rain, but can't put into water, shower or swimming.