C. Three-body, solid, brushed, large bezel with engraved black tachometer scale, screw-down winding crown with crown guard, screw-down transparent case-back, hooded lugs, button at 8 for the split-seconds function, sapphire crystals. D. Striped fl inque matte silver with applied white gold baton indexes and large 12, luminous dots, outer minute/second divisions, subsidiary dials for the seconds, the 30-minute and 12-hour registers. Luminous white gold baton hands. M. Cal. MVA 900, based Valjoux, rhodium-plated, fausses cotes decoration, 31 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating fl at balance-spring, micrometer regulator, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 15 mm.