Seiko Cal. 5231 - 674

The Seiko 5231-674 represents an important milestone in Seiko's 1982 lineup. With its 18mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-c1c181e9d74b]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1982

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