Seiko Cal. 4415 - 446

This Spring Drive model from 1970 features a 34mm Titanium case. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-22f02ccc9503]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1970

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