Seiko Cal. 4415 - 905

This Spring Drive model from 1971 features a 37mm PVD Black case. With its 18mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-416c41f4b8f3]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1971

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