Seiko Cal. 6690 - 542

This Hand-Winding model from 1972 features a 41mm Titanium case. With its 19mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-e33c3bb93058]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

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