Seiko Cal. 4528 - 564

This Spring Drive model from 1965 features a 41mm PVD Black case. Powered by the 4528 caliber with 35j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-e28027ee57af]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1965

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