Seiko Cal. 7139 - 437

The Seiko 7139-437 represents an important milestone in Seiko's 1990 lineup. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-4765fa80ef9d]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1990

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