A rare gilt brass astronomical compendium,, probably German, circa 1597

A rare gilt brass astronomical compendium, probably German, circa 1597,
the upper outer face with 32-point wind rose and pointer, aperture showing compass needle, upper inner face with vertical string gnomon for Babylonian and Italian hours and with dial engraved TOTA VITA DIES UNUS EST (all life is one day), lower inner face with horizontal string gnomon dial, silvered compass rose and needle, the lower outer face with luni-solar hour convertor disc with indications for the age and phase of the Moon and scale of Julian and Gregorian Epacts from 1597 to 1634, in original stamped leather case, the instrument 2 3/4in (7cm) diameter