Seiko Cal. 4528 - 240

This Quartz model from 1977 features a 37mm Stainless Steel case. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-f01b70777e48]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1977

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