China's first wristwatch, the "Wu Xing," was born in Tianjin, marking the dawn of Chinese watchmaking.

Under the secret "Project 304," Sea-Gull developed China's first aviation chronograph for the Air Force, achieving a zero breakthrough.

The chronograph, later named "1963," entered mass production and was delivered to elite pilots, becoming a legendary equipment.

Sea-Gull mastered watchmaking's pinnacle complications, introducing China's first tourbillon, minute repeater, and double tourbillon.

Celebrating 70 years, Sea-Gull launches commemorative timepieces, honoring its legacy of innovation and national pride.