Seiko Cal. 7189 - 637

This Hand-Winding model from 1967 features a 38mm Two-Tone case. With its 22mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-4aacc65ff253]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1967

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