Seiko Cal. 3857 - 491

This Spring Drive model from 1988 features a 46mm PVD Black case. With its 18mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-deb5dc58ccda]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1988

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