Seiko Cal. 6611 - 189

This Spring Drive model from 1975 features a 40mm Hardlex-Coated Steel case. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-da5589499b80]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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