Seiko Cal. 5692 - 166

This Spring Drive model from 1988 features a 41mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-48c3ab702fdc]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1988

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