CASE: Three-body, solid, polished, stepped bezel and lugs, snap on case backDIAL: Matte silver with applied yellow gold dart indexes and Arabic 12, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers, outer minutes/seconds division, outermost tachometer graduation. Yellow gold Alpha hands.MOVEMENT: Cal.C95 M, rhodium plated, 17 jewels, straight-line lever escapement, monometallic balance, self compensating Breguet balance spring. Dial, case and movement in good conditionDial, case, and movement signed. DIAM: 34 mm. THICKNESS: 12 mm.