Seiko Cal. 5644 - 296

This Kinetic model from 1966 features a 37mm Two-Tone case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c064ff101b72]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1966

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