Porsche Design, a gentleman's black day-date chronograph wristwatch, 1980's,

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Porsche Design, a gentleman's black day-date chronograph wristwatch, 1980's,
black dial signed Porsche Design, baton markers, day-date aperture, subsidiary constant seconds, minute and hour recording dials, outer tachymetric scale, black patinated case with steel screw back, black patinated bracelet with deployant clasp, 40mm.