Seiko Cal. 4528 - 373

The Seiko 4528-373 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-9c18f7125eb3]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1981

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