![H70315540](http://ralphsjewelry.com/cdn/shop/files/hamilton_khaki_field_expedition_auto_blue_dial_brown_leather_strap_watch__37mm__h70225540-1-20399416-hx61beacd2_94e3d155-6e27-49be-b18f-6bef600b3e7b_{width}x.jpg?v=1707865118)
Reference : H70315540
Caliber : H-10
Collection : Khaki Field
Movement : Automatic
Case size : 41mm
Thickness (mm) : 11.5
Dial color : Blue
Case material : Stainless steel
Crystal : Sapphire
Lug width : 20mm
Power reserve : 80 hour
Water Resistance : 10 bar (100m)/145 psi (328ft)
Anti Reflection : Yes
Open Case Back : Yes
Screw Down Crown : Yes
Nivachron : Yes
Strap reference : H6000001591
Strap type : Calf leather
Buckle type : Pin buckle
Buckle width : 18mm