Seiko Cal. 4457 - 178

The Seiko 4457-178 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-45fb5b0a8662]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1971

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