Automatic - Stainless steel It combines sporty design with formal elegance, making it suitable for various occasions. Here is a detailed overview of its specifications and key features: Design & Build Material: Fully made of high-quality stainless steel. Case Diameter: 40 mm, an ideal size for most wrist sizes. Dial: Features a gradient blue sunray dial that reflects light beautifully. Movement Automatic movement (powered by the motion of your wrist) using the Japanese Caliber 8210. Case Back The back of the watch is made of glass, allowing you to view the movement and gears from inside. Crystal Made of sapphire crystal, one of the hardest and most scratch-resistant types of watch glass. Water Resistance Water-resistant up to 50 meters. Bracelet Features a 3-link “President” bracelet design, renowned for its exceptional comfort and luxurious appearance. Luminous Features The hands and hour markers are coated with luminous material, making the time easy to read in dark environments.