Seiko Cal. 3847 - 867

This Spring Drive model from 1966 features a 42mm Titanium case. With its 21mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-0d196e76e702]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1966

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