Watch Specification: Model: RX8005 Movement : Hangzhou 6330 automatic movement Case: Material - 316L Stainless Steel Case back : 316L Stainless Steel Band : Stainless steel bracelet with solid foling clasp Glass : Sapphire bubble crystal with AR coating Dial : pearl white or Sunburst blue Lume : Swiss BGW9 SuperLuminova Crown : Screw down crown Water resistance : 100m/10bar Watch Dimension: Case diameter:40 mm (without crown) Case length: 47.5mm( lug to lug) Case thickness: 13mm Lug width 21mm weight: about 133g lagest wrist size that fit: 21.5cm ( Please contact us for extra links for larger wrist" Our Service Warranty: 3 years Returns policy: Please check the website“Return / Exchange / Warranty Policy” Style: automatic watch, dive watch, luxury watch Package: watch, box, warranty card