Seiko Cal. 3836 - 630

This Automatic model from 1968 features a 44mm PVD Black case. Powered by the 3836 caliber with 21j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-e6ccf210be89]

Also known as: Tuna, Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1968

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