Heritor Automatic Men's 'Armstrong' Automatic Movement Stainless Steel and Leather Watch, Color:Black (Model: HERHR3402) 316L Surgical-Quality Stainless Steel Case & Sapphire-Coated Mineral Crystal Chinese Jeweled Automatic Movement 44mm Case Diameter 36-Hour Power Reserve 12mm Case Thickness Genuine Leather Crocodile-Embossed Leather Strap Up to 8.5in Band Length Seconds Sub-Dial at 6 o'clock 5 ATM Water Resistance