Seiko Cal. 7131 - 674

The Seiko 7131-674 represents an important milestone in Seiko's 1976 lineup. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-a6611e97bcd5]

Also known as: Samurai, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1976

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