Seiko Cal. 5633 - 928

Released in 1967, the Cal. 5633 with design code 928 was part of Seiko's domestic market collection. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-cc5bbfb20889]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1967

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