
Nautical Barometer Brass Case Dial180mm. Lifetime Warranty Movement: High quality movement with lifetime warranty coverage for all instruments. Tarnishproof PVD Coating: Zirconium Nitride coating ensures never tarnish or scratch in ocean conditions. Full Waterproof Structure: Patented full waterproof design allows operation even under water surface. Turn-Lock Mounting System: Patented design allows easy removal for battery change without unscrewing. Brass Case with Double Plating: Hand-polished brass body with PVD-Zirconium and Chromium plating finish. Customizable Surface Finish: Surface finish color available in polished brass, chrome, or stainless steel. 1 Year Warranty Service: Goods broken can be refunded with 1-year warranty support provided. Stainless Steel Fasteners: All fasteners made of stainless steel to suit tough ocean conditions.