Seiko Cal. 6161 - 931

This Quartz model from 1978 features a 43mm PVD Black case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-63bc6b3ec67c]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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