Seiko Cal. 6666 - 957

The Seiko 6666-957 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-c27871ef3c6a]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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