An unusual stainless steel wristwatch with hooded lugs, Model: Oyster, circa 1940,

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An unusual stainless steel wristwatch with hooded lugs, Model: Oyster, circa 1940,
silvered dial signed Rolex, gilt baton and Arabic markers, subsidiary seconds, 17-jewel Rolex Observatory movement No.9329 officially tested in eight ways, circular case with stepped bezel and hooded lugs, screw down winding crown, screw back, 27mm.