Seiko Cal. 4557 - 912

Released in 1974, the Cal. 4557 with design code 912 was part of Seiko's domestic market collection. With its 19mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-6fb33cd1cbc1]

Also known as: Monster, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1974

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