Seiko Cal. 5629 - 431

The 5629-431 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-7bba009aa768]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1978

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