Seiko Cal. 7131 - 140

Released in 1968, the Cal. 7131 with design code 140 was part of Seiko's domestic market collection. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-89bb7bfc678d]

Also known as: Samurai, Pogue

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1968

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