Seiko Cal. 5660 - 200

This Hand-Winding model from 1965 features a 36mm Stainless Steel case. With its 19mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-99a7737a8894]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1965

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