ZENITH.
A MEN'S 9K GOLD MANUAL WRISTWATCH

Model: Trench watch
Date: Circa 1910's
Movement: Signed, Swiss made, super balance regulator, No.2378878
Dial: White enamel, black Roman numerals, black outer minute division, blued spade hands, subsidiary dial for seconds at the 6 o'clock position
Case: Polished 9K gold, screw down bezel, No.425221 C
Strap: Generic brown leather, gilt buckle
Size: 35.3mm
Weight: Approx. 42.8g