Seiko Cal. 5691 - 432

Released in 1977, the Cal. 5691 with design code 432 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-c057ab0bd57a]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1977

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