Seiko Cal. 6171 - 442

This Spring Drive model from 1974 features a 40mm Hardlex-Coated Steel case. With its 19mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-a9ee8453e5a3]

Also known as: Silverwave, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1974

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