Seiko Cal. 5672 - 638

This Quartz model from 1977 features a 36mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-439440d87e31]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1977

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