Seiko Cal. 4457 - 331

The Seiko 4457-331 represents an important milestone in Seiko's 1985 lineup. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-348d6b1e7aa2]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1985

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