Movement Automatic analogue Movement Function Hours minutes and seconds Case Size 42mm Case Material 316L stainless steel and sapphire crystal caseback Glass Sapphire Crystal Dial Yellow gold PVD and Black Skeleton two Layer Multi Finish Dial and applied indices Strap Black Leather Strap Clasp Deployment buckle system Water Resistance 50 metres Guarantee 2 Year International guarantee. With the option to extend for an additional 12 months at rotarywatch.com