Seiko Cal. 5678 - 254

This Hand-Winding model from 1974 features a 43mm Hardlex-Coated Steel case. With its 20mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-38a5cb750a0e]

Also known as: Sportsmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1974

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