Case: two body, snap on case back.Dial: two tone silver, Arabic numerals, subsidiary dial for the seconds at 6, inner minutes track. Feuille hands.Movement: Cal. 20, rhodium plated, straight line lever escapement, monometallic balance, flat balance spring.Movement and dial signed.Dim.22 x 38 mm Thickness 10 mmDial, case and movement in quite good condition.