SEA-GULL 1963

Brand: Sea-Gull. Reference: FKJB. [Version: Central five-pointed star on solid back; Green NATO strap.. View other versions →] Launch date: 2013-Month?-Date?

Reissue of the first Chinese aviation chronograph wristwatch for Chinese Air Force back to the 1960s.

Chinese character:
21 ZUAN (钻/占) - 21 JEWELS. Position: 12 o'clock on dial.
中国 - China. Position: 6 o'clock on dial and on case back.
天津手表厂 - Tianjin Watch Factory. Position: 6 o'clock on dial and on case back.

MOVEMENT
Mechanical, manual-winding. China Made. Caliber: Sea-Gull ST1901. Column-wheel chronograph. Functions: Hour, Minute, Second, Chronograph (Central hour, minute and chronograph seconds hands, small seconds hand at 9 o'clock, 30-minute counter at 3 o'clock.). No hacking (Seconds hand does NOT stop when crown is pulled out). Jewels: 21. Frequency: 21600 vph.

CASE
Stainless Steel. Diameter: 38 mm. Thickness: 13 mm. Lug width: 20 mm. Water resistance: 3 ATM. Luminescence: No lume. Dial: Beige. Applied hour markers and a five-point star. Crystal: Acrylic Crystal. Double Domed. Case back: Screw-Down Decagon Shaped. Not Transparent. Stainless Steel case back. Crown:Push-Pull. Fluted Cylinder shape. Crown not signed.

STRAP
Army Green. Nylon. Clasp:Pin Buckle. Stainless Steel clasp.