Seiko Cal. 4518 - 146

This Spring Drive model from 1971 features a 34mm Hardlex-Coated Steel case. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-c4d372518f74]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1971

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