Seiko Cal. 6658 - 518

This Quartz model from 1972 features a 40mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-e4be40b37742]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1972

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