Seiko Cal. 5680 - 434

The Seiko 5680-434 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-5007e505cc98]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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