A Variety of Colors are Available: Black, red, white, yellow, and more, each color can easily match your everyday attire and create a different sparkle with your outfit. Automatic Mechanical Watches Through the dial, you can see that the movement of the watch movement resembles a sports car. Cool and advanced, colliding with your clothes to create different fireworks. 316 Stainless Steel Case It can easily resist the invasion of sweat, and it is scratch-resistant and wear-resistant, so there is no need to worry about fading. Adjustable Silicone Strap Soft and elastic, non-toxic ingredients, no need to worry about size. Equipped with anti-sweat vents to keep you cool even in summer. 3ATM Waterproof: can bear sweat, accidental rain or water splash, but Not suitable for bathing, swimming, diving and so on. Perfect Gift: If you want to choose a watch for your lover, relatives or friends on Valentine's Day, Christmas, Thanksgiving, Father's Day, parties or anniversaries, this watch will be a good choice.You don’t have to ask about his wrist size, adjustable strap will allows him to feel the joy of tailoring. And he will say: "Gosh, I like it very much....". No matter how many years have passed, this watch can always give people a classic feeling, never outdated, very suitable for collection. Case diameter: (53*43MM) approximately (2.08*1.69 inches) Case thickness:15MM Watch Wrist Size : 255MM ; Strap Width: 25 MM Weight: 128G 1639 1639 3828 3829 1003 1003 Material Natural Wood Natural Wood Silicone & Stainless Steel Silicone & Stainless Steel Leather & Stainless Steel Leather & Stainless Steel Case Diameter 45MM 45MM 53MM 53MM 44MM 44MM Case Thickness 11MM 11MM 15MM 15MM 14MM 14MM Band Width 23MM 23MM 25MM 25MM 24MM 24MM Band Maximum Length 200MM 200MM 255MM 255MM 220MM 220MM