Seiko Cal. 5684 - 452

This Hand-Winding model from 1980 features a 37mm Stainless Steel case. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-70539a1479bb]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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