Seiko Cal. 5638 - 124

This Automatic model from 1965 features a 37mm Stainless Steel case. Powered by the 5638 caliber with 20j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-84eb7d7de3f2]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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