C. Two-body, polished and brushed, case back with 4 screws, octagonal sapphire-set winding-crown, sapphire crystal. D. Matte silver with painted radial Roman numerals, secret "Cartier" signature at 10, inner minute divisions. Blued steel epée hands. M. With quartz standardization. Dial, case and movement signed. Dim. 20 x 25 mm. Thickness 6 mm. Approx. overall length 160 mm.