Seiko Cal. 4538 - 836

This Automatic model from 1977 features a 42mm PVD Black case. Powered by the 4538 caliber with 35j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-7b69c0db7e0a]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

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