Seiko Cal. 5678 - 825

This Hand-Winding model from 1973 features a 34mm Hardlex-Coated Steel case. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-bad703dab7e0]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1973

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