Seiko Cal. 4421 - 337

This Automatic model from 1965 features a 36mm Titanium case. With its 20mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-13c54fb4ee88]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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