Case: two body, solid, square, polished, curved lugs, snap on case back.Dial: Silver with painted Roman numerals, inner minutes division, yellow gold baton hands.Movement: cal.175, rhodium plated, 18 jewels, fausses cotes decorations, straight line lever escapement, flat balance spring, momometallic balance adjusted to heat, cold and isochronism, shock absorberDim. 26mmx 26mm. Thickness: 5mm.Dial, case and movement signed Patek PhilippeDial, case and movement in good condition