The hamilton khaki field pioneer timepiece is a very practical and stylish chronograph the watch is equipped with swiss made eta h31 automatic calibre the chronograph of the timepiece comes with a 60 second and a 30 minute register a date display is positioned at the 6 oclock mark hands and dial elements are luminous for improved night time visibility additional useful features include oversized crown engraved with the hamilton logo solid case back and scratch resistant sapphire crystal g