Seiko Cal. 4457 - 906

This Spring Drive model from 1971 features a 45mm Stainless Steel case. With its 19mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-bd09cc3c059b]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1971

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