Seiko Cal. 5687 - 108

This Quartz model from 1974 features a 35mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-0e52ece8e4ea]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1974

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