Wearing my Hamilton today. Tip o the hat to my good friend, Gunny for the lead to this item. Hope everyone had a fantastic holiday. Enjoy Boxing Day. Specifications Reference H82335131 Caliber H-10 Collection Khaki Navy Movement Automatic Case size 40mm Thickness (mm) 12.95 Dial color Black Case material Stainless steel Crystal Sapphire Lug width. 20mm Power reserve - 80 hour Status Water Resistance 10 bar (100m)/145 psi (328ft) Anti Reflection Yes Screw Down Crown Yes Super Luminova Yes