Seiko Cal. 7165 - 431

This Quartz model from 1981 features a 39mm PVD Black case. It features a Champagne dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-2826f086c71c]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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