Brand: SANDA   Material:   Case: Alloy   Strap: stainless steel strip   Clasp: butterfly double snap   Size: 310mm   Diameter: 35mm   Case thickness: 11mm   Strap width: 15mm   Weight: about 97g   Color: Black, Purple, Rose gold, Blue   Movement: Japan movement PC21   Battery: Japanese original battery   Model: P1014   Waterproof: 30m waterproof   Note: The size is measured manually and there is an error.