Seiko Cal. 6231 - 458

The Seiko 6231-458 represents an important milestone in Seiko's 1982 lineup. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-7e5fcb943fbe]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1982

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