CASE: Three body, polished and brushed, curved lugs, concave bezel, case back with 6 screws, sapphire Crystal.DIAL: Two tone silver with luminous Arabic numerals, outer minutes/seconds divisions with every five Arabic markers, subsidiary guilloche dials for the seconds, 30 minutes register, aperture for the date at 6. Luminous white stylized hands.MOVEMENT: Cal. 0317, rhodium plated, fausses cotes and oeil de perdrix decorations, 29 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, hack mechanism, index regulator.Dial and movement signed, in good conditionDIAM: 41 mm. THICKNESS: 16 mm.