Seiko Cal. 7139 - 128

This Spring Drive model from 1966 features a 44mm Titanium case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a186b7a7444e]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1966

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