Seiko Cal. 4415 - 929

This Hand-Winding model from 1970 features a 36mm Stainless Steel case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-ae5a76dde41c]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1970

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