Seiko Cal. 7133 - 387

The Seiko 7133-387 represents an important milestone in Seiko's 1974 lineup. With its 22mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-9e85e47a65fd]

Also known as: Bullhead, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1974

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