Men's Waterproof Rubber Band Digital Wrist Watch Lasika W-F77. Brand Lasika Model W-F77 Quantity 1Piece Color Black Casing Material Plastic Wristband Material Rubber Suitable for Adults Gender Men Specification Style Wrist Watch Type Sports watches Display Digital Movement Quartz Display Format 12/24 hour time format Water Resistant Water Resistant 3 ATM or 30 m Size Dial Diameter 3cm Dial Thickness 1.3cm Wristband Length 25cm Band Width 1.3cm Battery Battery Battery 1 x CR2025 (Included) Dimensions & Weight Dimensions 9.84 in x 1.89 in x 0.51 in (25 cm x 4.8 cm x 1.3 cm) Weight 3.77 oz (107 g) Packing List 1 x Watch 1 x Chinese / English user manual