Seiko Cal. 5661 - 707

This Automatic model from 1989 features a 40mm Two-Tone case. Powered by the 5661 caliber with 27j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-ecd20ca1cacc]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1989

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