New models featuring a moon phase complication have been added to the Flagship Heritage line. It is located on a small dial with a date hand at 6 o'clock. A silicon balance spring drives an exclusive Longines movement that is anti-magnetic. The screw-down steel case has a diameter of 38.5 mm. It reveals satin-brushed finishes, with shortened and chamfered lugs. This model features a domed silvered opaline dial enhanced by 11 applied hour-markers and gilt hands. It has a brown leather strap fitted with a new Heritage pin buckle.