Seagull D304 – Original 1963 Reissue

An icon of Chinese watchmaking, the Sea-Gull D304 pays homage to 1960s military chronographs with a faithful, authentic, and highly desirable reissue. Powered by the legendary ST1901 movement, this watch combines historical heritage, visible mechanics, and undeniable vintage charm. A true must-have for mechanical chronograph enthusiasts.

Technical specifications

General

• Origin: Mainland China

• Reference: 819.17.D304

• Warranty: 2 years

• Weight: 74 g

• Special Edition 1963

Movement

• Caliber: Sea-Gull ST1901

• Type: Mechanical chronograph

• Reassembly: Manual

• Ruby: 22

• Frequency: 21,600 cycles/hour

Housing

• Material: 316L stainless steel

• Diameter: 40 mm

• Thickness: Approximately 14 mm

• Horn to horn: Approximately 46.2 mm

• Shape: Round

• Waterproof rating: 3 bar (30 m)

Glass

• Synthetic sapphire

Bracelet

• Material: Leather

• Width: 20 mm

• Length: Approximately 19 cm

• Clasp: Buckle

Function

• Chronograph