Seiko Cal. 4415 - 172

The Seiko 4415-172 represents an important milestone in Seiko's 1966 lineup. With its 22mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-94bf2e73e79e]

Also known as: Bullhead, Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1966

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