Seiko Cal. 5691 - 644

This Quartz model from 1967 features a 36mm PVD Black case. It features a White dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-9f9d97839a41]

Also known as: Pogue

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1967

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