Seiko Cal. 5685 - 163

This Automatic model from 1980 features a 42mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-dce9e08b6e6f]

Also known as: Monster, Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1980

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