Omega. A fine, rare and large 14K gold chronograph wristwatch with telemetre and double tachymetre scales and black dial

Omega. A fine, rare and large 14K gold chronograph wristwatch with telemetre and double tachymetre scales and black dial
Signed Omega, movement 9'388'696, case no. 9'174'884, manufactured in 1941
Cal. 33.3 CHRO mechanical movement, 17 jewels, black dial, gilt Arabic numerals, outer tachymetre scale calibrated for 60 km/h, inner spiral tachymetre scale within a telemetre scale, two sunken engine-turned subsidiary dials for constant seconds and 30 minutes register, large circular case, snap on back, two oval chronograph buttons in the band, case, dial and movement signed
37.5 mm. diam.