Seiko Cal. 3890 - 146

This Hand-Winding model from 1975 features a 46mm PVD Black case. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-1ec5b5f937e5]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1975

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