Seiko Cal. 7143 - 535

This Automatic model from 1968 features a 44mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-59750251e237]

Also known as: Sumo, Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1968

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