Seiko Cal. 5683 - 450

Seiko 5683-450

This Spring Drive model from 1972 features a 37mm Stainless Steel case. With its 21mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-471cfd883f73]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
9.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
100m
Dial Color
Navy
Jewels
25j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1972

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seikata-wm-471cfd883f73