Seiko Cal. 5660 - 813

This Solar model from 1965 features a 38mm Two-Tone case. Powered by the 5660 caliber with 34j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-94280fb140a1]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1965

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