Seiko Cal. 5691 - 434

The Seiko 5691-434 represents an important milestone in Seiko's 1978 lineup. With its 19mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-ab80ff15c6d6]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1978

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