Seiko Cal. 4538 - 681

This Automatic model from 1972 features a 41mm PVD Black case. Powered by the 4538 caliber with 34j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-e60ccdc21636]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1972

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