Seiko Cal. 3857 - 971

This Spring Drive model from 1980 features a 42mm Titanium case. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-34a2a27c43de]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1980

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