CASE: Two-body, solid, polished and brushed, sapphire crystal, snap on case backDIAL: Hammered blue with applied gold baton indexes. White bâton hands.MOVEMENT: Cal. 175, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 18 jewels, straightline lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating free-sprung flat balance springDial, case and movement in quite good conditionDial, case and movement signedDIM:. 28 x 28 mm. THICKNESS: 5 mm.