Seiko Cal. 3831 - 770

This Automatic model from 1995 features a 45mm PVD Black case. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-4a22e1bcc73f]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1995

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