Brand Name: T-WINNER Item Type: Mechanical Wristwatches Band Width: 20mm Feature: Shock Resistant Band Material Type: Leather Case Shape: Round Water Resistance Depth: No waterproof Dial Window Material Type: Glass Boxes & Cases Material: Paper Movement: Mechanical Hand Wind Dial Diameter: 40mm Style: Fashion & Casual Clasp Type: Buckle Model Number: WINNER 499 Band Length: 23cm Case Thickness: 8.5mm Case Material: Stainless Steel Material Feature: Imported original watch movement, A-class strap & case material. Craftsmanship Feature: Non-toxic vacuum zinc alloy plating.Partly Handwork. Cooperation Feature: Can drop shipping, can custom LOGO. Welcome retailers & distributors. Package Feature: Free watch box included( watch design may be different accordingly). Gift & Usage: Ideal gift for Valentine's Day, Christmas, New Year,Carnival Festival Delivery Service: Standard free shipping ( ePacket & Express supported). Waterproof Notice: Daily waterproof ( unless specially mentioned as 3ATM waterproof). Manual Instruction: Mechanical watch needs shaking & winding to start(NO OVER WINDING!).