Seiko Cal. 3871 - 920

The 3871-920 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-0d9581b64652]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1983

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