CASE: Three-body, polished, inclined tachometer bezel to 240 UPH, concave lugs, case back with 8 screws and engraved with a map of the Brescia-Rome circuit, protected screw-down winding crown, domed sapphire crystal with Cyclops lens. DIAL: Satine gray with applied luminous shield-shaped indexes, Arabic 12 and 6 on the crystal, outer red dot minute divisions, 1/5th seconds scale with 5- minute/seconds Arabic numerals, red "1000 Miglia" logo, aperture for the date, applied gray subsidiary ring dials for the seconds, 30-minute and 12-hour registers. Luminous steel baton hands, red arrow chronograph hand. MOVEMENT: Cal. based Valjoux 7750, rhodium-plated, oeil-de-perdrix and fausses cotes decoration, 25 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, micrometer regulator, hacking feature. Dial, case and movement signed, in very good condition DIAM: 44 mm THICKNESS: 14 mm