Seiko Cal. 3831 - 715

This Automatic model from 1980 features a 36mm PVD Black case. It features a Champagne dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-b894dc95084d]

Also known as: Sea Horse, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1980

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