A gentleman's stainless steel split second chronograph wristwatch, Mido for West End Watch Co., circa 1940,

细节
A gentleman's stainless steel split second chronograph wristwatch, Mido for West End Watch Co., circa 1940,
silvered dial signed West End Watch Co., Multi Centerchrono, Arabic numerals, outer seconds scale, 17-jewel frosted gilt movement signed Mido Limited, dust cover, case with screw back with engraved name, diameter 34mm.