Seiko Cal. 7139 - 392

The Seiko 7139-392 represents an important milestone in Seiko's 1995 lineup. With its 19mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-c42f8497f379]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1995

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