Seiko Cal. 4527 - 688

This Spring Drive model from 1967 features a 40mm Titanium case. With its 22mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-deec7635cbbe]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1967

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