Seiko Cal. 7133 - 516

This Spring Drive model from 1970 features a 36mm Stainless Steel case. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-56c79c280a05]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1970

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