There is disclosed a wristband for a portable electronic instrument including at least a first wristband strand (50) including outer and inner faces and one end (50A) of which is intended to be fixed to a case of a portable electronic instrument, this first wristband strand (50) including, housed between said outer and inner faces, an electric conductor including a conductive plate (10) of elongated shape arranged longitudinally in said first wristband strand (50). The conductive plate (10) includes a plurality of electric contact zones (30) with the conductive plate (10) distributed longitudinally over the first wristband strand, the first wristband strand (50) being arranged to be cut with the conductive plate (10) along several transverse cutting lines arranged in each portion located between two adjacent electric contact zones (30).