Portugieser Automatic 42 Case Size_44 With its blue opalin dial

With its blue opalin dial with checkered patterns and red accents combined with vibrant yellow highlights on the chronograph hands and counters

Named after Tissot's hometown

powers this impressive

a speed-measuring tachymeter scale and contrasting “squircle” (not quite square

Portugieser Automatic 42 Case Size_44 With its blue opalin dialThis version features a polished 18 carat 5N gold case with a diameter of 42. 4 millimeters, a silver plated dial, and gold plated hands and gold appliques. Overview Reference: IW501706 Dial Color: Silver plated Case: 18 ct 5N gold Strap: Dark brown alligator leather strap by Santoni View all compatible straps Diameter: 42. 4 mm Movement: Automatic, self winding, IWC manufactured movement Features Small hacking seconds Date display Pellaton automatic