The frdrique constant slimline collection is a series of ultra flat models the fine quartz movements upon which this elegant series of watches is based have a thickness of just 190 mm dials are finished with a delicate guilloch pattern produced by a complex engraving procedure precision tooling with tolerances as low as 1 1000 of a millimeter have been developed for each pattern and dial design this model features a white dial heart guilloch detailing and applied diamond indexes with