Seiko Cal. 7139 - 132

This Hand-Winding model from 1967 features a 37mm Stainless Steel case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-02559d06864a]

Also known as: Bullhead, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1967

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