Seiko Cal. 5664 - 566

The Seiko 5664-566 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-fe5f79f5e922]

Also known as: Monster, Shogun

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1966

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