Seiko Cal. 3831 - 579

This Automatic model from 1998 features a 37mm PVD Black case. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-88efce11af5d]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1998

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