XINHAI REVOLUTION 100TH ANNIVERSARY

辛亥革命壹百周年

Brand: Sea-Gull (海鷗). Reference: D100D. [Version: 黑色内圈，天下为公]. Launch date: 2011-Month?-Date?

This watch marks the 100th year since the Xinhai Revolution (辛亥革命) started in 1911.

Chinese character:
辛亥革命 - Xinhai Revolution. Position: 12 o'clock on dial.
天下為公 - The world belongs to public, or everything for the common good. Position: 6 o'clock on dial, reading from right to left.
孫文 - Sun Wen, or Sun Yat-sen, "Father of the Nation" and "Forerunner of the Revolution" of the Republic of China. Position: 7 o'clock on dial.

MOVEMENT
Mechanical, self-winding. China Made. Caliber: Sea-Gull ST2130. Functions: Hour, minute, second, date. Quick date setting. Instant date change. Stop-seconds (hacking) to set time precisely. Jewels: 28. Frequency: 28800 vph. Power reserve: Around 42 hours.

CASE
Stainless steel. Diameter: 40 mm. Thickness: 10 mm. Lug width: 10 mm. Lug to lug: 46 mm. Water resistance: 50 meters. Luminescence: Luminescence on hour hand, minute hand, and hour markers. Dial: Applied hour markers. Crystal: Sapphire crystal. Case back: Screw-down notched. Transparent. Hands: Baton hour and minute hands. "100" on seconds hand. Crown: Push-pull. Fluted cylinder shape. Stainless steel crown. Signed with the "S" logo.

STRAP
Black. Cowhide leather. No quick release: Need tool to remove strap from case. Fit for case lug width: 20 mm. Clasp: Pin buckle. Stainless steel clasp.