Seiko Cal. 4528 - 385

This Spring Drive model from 1969 features a 35mm Titanium case. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-52585fa7b44e]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1969

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