Seiko Cal. 5664 - 861

The Seiko 5664-861 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-6150e2805587]

Also known as: Bellmatic, Arnie

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1968

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