Seiko Cal. 4411 - 737

This Spring Drive model from 1973 features a 40mm Stainless Steel case. With its 19mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-1a1d5f16956d]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1973

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