Seiko Cal. 4578 - 237

The Seiko 4578-237 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-9ede152d4236]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1983

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