Seiko Cal. 5660 - 104

The Seiko 5660-104 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-bd83dd40985c]

Also known as: Arnie, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1968

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