Original Japanese watch. The movement is visible from the bottom. The watch is automatic and works with blood circulation or hand movement, meaning it does not need a battery. It is clean and working as guaranteed. Comes with its original strap. Specifications: 1/ Made in Japan. MADE IN JAPAN 2/ Automatic movement 21 jewels 3/ Stainless steel, resistant to rust and allergies 4/ Scratch-resistant glass 5/ It has the date and day 6/ Size 36 Movement Type: Automatic