Seiko Cal. 5678 - 924

The Seiko 5678-924 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-d6d5ce901a23]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1972

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