Harwood, a gentleman's gilt limited edition automatic wristwatch with bezel hand set, for Mercedes Benz, No.311/500, recent,

细节
Harwood, a gentleman's gilt limited edition automatic wristwatch with bezel hand set, for Mercedes Benz, No.311/500, recent,
engine turned silvered dial signed Harwood, Edition, Arabic numerals, blued steel moon hands, handset indication aperture, signed gilt 21-jewel movement with monometallic balance, gilt case with milled edge hand setting bezel, glazed back, the edge inscribed Mercedes-Benz Edition, No.311/500, Harwood, Switzerland, 1926, diameter 34mm, with maker's strap and buckle.
See Colour Illustration (plate 9)