Seiko Cal. 3891 - 446

This Hand-Winding model from 1993 features a 42mm PVD Black case. With its 22mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-7409aaac9e93]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1993

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