Seiko Cal. 4528 - 607

This Spring Drive model from 1978 features a 35mm Stainless Steel case. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-ef206b62bfbe]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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