A gentleman's gold filled cushion shaped wristwatch, 1930's,

细节
A gentleman's gold filled cushion shaped wristwatch, 1930's,
circular silvered dial with Arabic numerals and signed Rolex and for Chas. Grieg & Son, Johannesburg, subsidiary seconds, 15-jewel nickel plated movement, case with wire lugs and snap on back with engraved initials, dial and movement signed, 28mm.
See Colour Illustration (Plate 15)