Watch Specification: Model: SN020-G Limited edtion Movement: Calender version is NH35 automatic movement. No calender version is YN55 automatic movement. Case: Material - 316L Stainless Steel Glass: Sapphire Crystal Glass, Swiss AR Coating Bezel: Stainless Steel Polishing Bezel Dial Color: matte Black or sunburst blue with applied indices Dial Hands: Curved Carving Craft hands, Luminous Coating Luminous: Sub Dial: BGW9-blue lume. Crown: Screw-down Crown Case Back: Screw-down Case Back, Brushed Process Strap: 316L Stainless Steel Oyster Bracelet Clasp: Folding Clasp With Safety, With 3D Hexagonal Logo Water Resistant: 10Bar=100 meters Watch Dimension: Case diameter:39 mm (without crown) Case length: 47.5mm( lug to lug) Case thickness: 12.5mm Lug width 20mm Weight: about 138g 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