Seiko Cal. 7161 - 307

This Hand-Winding model from 1968 features a 42mm Hardlex-Coated Steel case. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-a3d6bbfa82a9]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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